diff --git a/include/swift/IDE/CommentConversion.h b/include/swift/IDE/CommentConversion.h
index d2703a03097fb..50c9ce71a68ad 100644
--- a/include/swift/IDE/CommentConversion.h
+++ b/include/swift/IDE/CommentConversion.h
@@ -14,6 +14,7 @@
 #define SWIFT_IDE_COMMENT_CONVERSION_H
 
 #include "swift/Basic/LLVM.h"
+#include "swift/AST/TypeOrExtensionDecl.h"
 #include <memory>
 #include <string>
 
@@ -27,7 +28,9 @@ namespace ide {
 /// in Clang-like XML format.
 ///
 /// \returns true if the declaration has a documentation comment.
-bool getDocumentationCommentAsXML(const Decl *D, raw_ostream &OS);
+bool getDocumentationCommentAsXML(
+  const Decl *D, raw_ostream &OS,
+  TypeOrExtensionDecl SynthesizedTarget = TypeOrExtensionDecl());
 
 /// If the declaration has a documentation comment and a localization key,
 /// print it into the given output stream and return true. Else, return false.
diff --git a/lib/AST/ASTPrinter.cpp b/lib/AST/ASTPrinter.cpp
index b3815525627ee..0ee3b2a21fade 100644
--- a/lib/AST/ASTPrinter.cpp
+++ b/lib/AST/ASTPrinter.cpp
@@ -813,6 +813,10 @@ class PrintAST : public ASTVisitor<PrintAST> {
       TypeArrayView<GenericTypeParamType> genericParams,
       ArrayRef<Requirement> requirements, unsigned flags,
       llvm::function_ref<bool(const Requirement &)> filter);
+  void printSingleDepthOfGenericSignature(
+      TypeArrayView<GenericTypeParamType> genericParams,
+      ArrayRef<Requirement> requirements, bool &isFirstReq, unsigned flags,
+      llvm::function_ref<bool(const Requirement &)> filter);
   void printRequirement(const Requirement &req);
 
 private:
@@ -872,7 +876,12 @@ class PrintAST : public ASTVisitor<PrintAST> {
       return false; // not needed for the parser library.
     #endif
 
-    if (!shouldPrint(D, true))
+    bool Synthesize =
+        Options.TransformContext &&
+        Options.TransformContext->isPrintingSynthesizedExtension() &&
+        isa<ExtensionDecl>(D);
+
+    if (!shouldPrint(D, true) && !Synthesize)
       return false;
 
     Decl *Old = Current;
@@ -890,10 +899,6 @@ class PrintAST : public ASTVisitor<PrintAST> {
 
     SWIFT_DEFER { CurrentType = OldType; };
 
-    bool Synthesize =
-        Options.TransformContext &&
-        Options.TransformContext->isPrintingSynthesizedExtension() &&
-        isa<ExtensionDecl>(D);
     if (Synthesize) {
       Printer.setSynthesizedTarget(Options.TransformContext->getDecl());
     }
@@ -1456,6 +1461,15 @@ void PrintAST::printSingleDepthOfGenericSignature(
     TypeArrayView<GenericTypeParamType> genericParams,
     ArrayRef<Requirement> requirements, unsigned flags,
     llvm::function_ref<bool(const Requirement &)> filter) {
+  bool isFirstReq = true;
+  printSingleDepthOfGenericSignature(genericParams, requirements, isFirstReq,
+                                     flags, filter);
+}
+
+void PrintAST::printSingleDepthOfGenericSignature(
+    TypeArrayView<GenericTypeParamType> genericParams,
+    ArrayRef<Requirement> requirements, bool &isFirstReq, unsigned flags,
+    llvm::function_ref<bool(const Requirement &)> filter) {
   bool printParams = (flags & PrintParams);
   bool printRequirements = (flags & PrintRequirements);
   printRequirements &= Options.PrintGenericRequirements;
@@ -1502,7 +1516,6 @@ void PrintAST::printSingleDepthOfGenericSignature(
   }
 
   if (printRequirements || printInherited) {
-    bool isFirstReq = true;
     for (const auto &req : requirements) {
       if (!filter(req))
         continue;
@@ -1564,9 +1577,6 @@ void PrintAST::printSingleDepthOfGenericSignature(
         }
       } else {
         Printer.callPrintStructurePre(PrintStructureKind::GenericRequirement);
-
-        // We don't substitute type for the printed requirement so that the
-        // printed requirement agrees with separately reported generic parameters.
         printRequirement(req);
         Printer.printStructurePost(PrintStructureKind::GenericRequirement);
       }
@@ -1578,7 +1588,7 @@ void PrintAST::printSingleDepthOfGenericSignature(
 }
 
 void PrintAST::printRequirement(const Requirement &req) {
-  printType(req.getFirstType());
+  printTransformedType(req.getFirstType());
   switch (req.getKind()) {
   case RequirementKind::Layout:
     Printer << " : ";
@@ -1592,7 +1602,7 @@ void PrintAST::printRequirement(const Requirement &req) {
     Printer << " == ";
     break;
   }
-  printType(req.getSecondType());
+  printTransformedType(req.getSecondType());
 }
 
 bool PrintAST::shouldPrintPattern(const Pattern *P) {
@@ -2180,8 +2190,52 @@ static void printExtendedTypeName(Type ExtendedType, ASTPrinter &Printer,
   Ty->print(Printer, Options);
 }
 
+
 void PrintAST::printSynthesizedExtension(Type ExtendedType,
                                          ExtensionDecl *ExtDecl) {
+
+  auto printRequirementsFrom = [&](ExtensionDecl *ED, bool &IsFirst) {
+    auto Sig = ED->getGenericSignature();
+    printSingleDepthOfGenericSignature(Sig->getGenericParams(),
+                                       Sig->getRequirements(),
+                                       IsFirst, PrintRequirements,
+                                       [](const Requirement &Req){
+      return true;
+    });
+  };
+
+  auto printCombinedRequirementsIfNeeded = [&]() -> bool {
+    if (!Options.TransformContext ||
+        !Options.TransformContext->isPrintingSynthesizedExtension())
+      return false;
+
+    // Combined requirements only needed if the transform context is an enabling
+    // extension of the protocol rather than a nominal (which can't have
+    // constraints of its own).
+    ExtensionDecl *Target = dyn_cast<ExtensionDecl>(
+      Options.TransformContext->getDecl().getAsDecl());
+    if (!Target || Target == ExtDecl)
+      return false;
+
+    bool IsFirst = true;
+    if (ExtDecl->isConstrainedExtension()) {
+      printRequirementsFrom(ExtDecl, IsFirst);
+    }
+    if (Target->isConstrainedExtension()) {
+      if (auto *NTD = Target->getExtendedNominal()) {
+        // Update the current decl and type transform for Target rather than
+        // ExtDecl.
+        PrintOptions Adjusted = Options;
+        Adjusted.initForSynthesizedExtension(NTD);
+        llvm::SaveAndRestore<Decl*> TempCurrent(Current, NTD);
+        llvm::SaveAndRestore<PrintOptions> TempOptions(Options, Adjusted);
+        printRequirementsFrom(Target, IsFirst);
+      }
+    }
+    return true;
+  };
+
+
   if (Options.BracketOptions.shouldOpenExtension(ExtDecl)) {
     printDocumentationComment(ExtDecl);
     printAttributes(ExtDecl);
@@ -2189,7 +2243,25 @@ void PrintAST::printSynthesizedExtension(Type ExtendedType,
 
     printExtendedTypeName(ExtendedType, Printer, Options);
     printInherited(ExtDecl);
-    printDeclGenericRequirements(ExtDecl);
+
+    // We may need to combine requirements from ExtDecl (which has the members
+    // to print) and the TransformContexts' decl if it is an enabling extension
+    // of the base NominalDecl (which can have its own requirements) rather than
+    // base NominalDecl itself (which can't). E.g:
+    //
+    //   protocol Foo {}
+    //   extension Foo where <requirments from ExtDecl> { ... }
+    //   struct Bar {}
+    //   extension Bar: Foo where <requirments from TransformContext> { ... }
+    //
+    // should produce a synthesized extension of Bar with both sets of
+    // requirments:
+    //
+    //   extension Bar where <requirments from ExtDecl+TransformContext { ... }
+    //
+    if (!printCombinedRequirementsIfNeeded())
+      printDeclGenericRequirements(ExtDecl);
+
   }
   if (Options.TypeDefinitions) {
     printMembersOfDecl(ExtDecl, false,
diff --git a/lib/IDE/CommentConversion.cpp b/lib/IDE/CommentConversion.cpp
index 35319263eaf48..db69658d6c46b 100644
--- a/lib/IDE/CommentConversion.cpp
+++ b/lib/IDE/CommentConversion.cpp
@@ -258,7 +258,7 @@ struct CommentToXMLConverter {
     OS << "</Tags>";
   }
 
-  void visitDocComment(const DocComment *DC);
+  void visitDocComment(const DocComment *DC, TypeOrExtensionDecl SynthesizedTarget);
   void visitCommentParts(const swift::markup::CommentParts &Parts);
 };
 } // unnamed namespace
@@ -297,7 +297,8 @@ void CommentToXMLConverter::visitCommentParts(const swift::markup::CommentParts
   }
 }
 
-void CommentToXMLConverter::visitDocComment(const DocComment *DC) {
+void CommentToXMLConverter::
+visitDocComment(const DocComment *DC, TypeOrExtensionDecl SynthesizedTarget) {
   const Decl *D = DC->getDecl();
 
   StringRef RootEndTag;
@@ -347,6 +348,10 @@ void CommentToXMLConverter::visitDocComment(const DocComment *DC) {
     {
       llvm::raw_svector_ostream OS(SS);
       Failed = ide::printValueDeclUSR(VD, OS);
+      if (!Failed && SynthesizedTarget) {
+        OS << "::SYNTHESIZED::";
+        Failed = ide::printValueDeclUSR(SynthesizedTarget.getBaseNominal(), OS);
+      }
     }
     if (!Failed && !SS.empty()) {
       OS << "<USR>" << SS << "</USR>";
@@ -362,6 +367,9 @@ void CommentToXMLConverter::visitDocComment(const DocComment *DC) {
     PO.VarInitializers = false;
     PO.ShouldQualifyNestedDeclarations =
         PrintOptions::QualifyNestedDeclarations::TypesOnly;
+    PO.SkipUnderscoredStdlibProtocols = false;
+    if (SynthesizedTarget)
+      PO.initForSynthesizedExtension(SynthesizedTarget);
 
     OS << "<Declaration>";
     llvm::SmallString<32> DeclSS;
@@ -398,12 +406,15 @@ static bool getClangDocumentationCommentAsXML(const clang::Decl *D,
   return true;
 }
 
-static void replaceObjcDeclarationsWithSwiftOnes(const Decl *D,
-                                                       StringRef Doc,
-                                                       raw_ostream &OS) {
+static void
+replaceObjcDeclarationsWithSwiftOnes(const Decl *D, StringRef Doc,
+                                     raw_ostream &OS,
+                                     TypeOrExtensionDecl SynthesizedTarget) {
   StringRef Open = "<Declaration>";
   StringRef Close = "</Declaration>";
   PrintOptions Options = PrintOptions::printQuickHelpDeclaration();
+  if (SynthesizedTarget)
+      Options.initForSynthesizedExtension(SynthesizedTarget);
   std::string S;
   llvm::raw_string_ostream SS(S);
   D->print(SS, Options);
@@ -444,14 +455,16 @@ std::string ide::extractPlainTextFromComment(const StringRef Text) {
   return getLineListFromComment(SourceMgr, MC, Text).str();
 }
 
-bool ide::getDocumentationCommentAsXML(const Decl *D, raw_ostream &OS) {
+bool ide::getDocumentationCommentAsXML(const Decl *D, raw_ostream &OS,
+                                       TypeOrExtensionDecl SynthesizedTarget) {
   auto MaybeClangNode = D->getClangNode();
   if (MaybeClangNode) {
     if (auto *CD = MaybeClangNode.getAsDecl()) {
       std::string S;
       llvm::raw_string_ostream SS(S);
       if (getClangDocumentationCommentAsXML(CD, SS)) {
-        replaceObjcDeclarationsWithSwiftOnes(D, SS.str(), OS);
+        replaceObjcDeclarationsWithSwiftOnes(D, SS.str(), OS,
+                                             SynthesizedTarget);
         return true;
       }
     }
@@ -464,7 +477,7 @@ bool ide::getDocumentationCommentAsXML(const Decl *D, raw_ostream &OS) {
     return false;
 
   CommentToXMLConverter Converter(OS);
-  Converter.visitDocComment(DC);
+  Converter.visitDocComment(DC, SynthesizedTarget);
 
   OS.flush();
   return true;
diff --git a/lib/IDE/IDETypeChecking.cpp b/lib/IDE/IDETypeChecking.cpp
index 57c124d7f184e..c928cb3dd6824 100644
--- a/lib/IDE/IDETypeChecking.cpp
+++ b/lib/IDE/IDETypeChecking.cpp
@@ -282,7 +282,10 @@ struct SynthesizedExtensionAnalyzer::Implementation {
 
     auto handleRequirements = [&](SubstitutionMap subMap,
                                   GenericSignature GenericSig,
+                                  ExtensionDecl *OwningExt,
                                   ArrayRef<Requirement> Reqs) {
+      ProtocolDecl *BaseProto = OwningExt->getInnermostDeclContext()
+        ->getSelfProtocolDecl();
       for (auto Req : Reqs) {
         auto Kind = Req.getKind();
 
@@ -290,8 +293,16 @@ struct SynthesizedExtensionAnalyzer::Implementation {
         if (Kind == RequirementKind::Layout)
           continue;
 
-        auto First = Req.getFirstType();
-        auto Second = Req.getSecondType();
+        Type First = Req.getFirstType();
+        Type Second = Req.getSecondType();
+
+        // Skip protocol's Self : <Protocol> requirement.
+        if (BaseProto &&
+            Req.getKind() == RequirementKind::Conformance &&
+            First->isEqual(BaseProto->getSelfInterfaceType()) &&
+            Second->getAnyNominal() == BaseProto)
+          continue;
+
         if (!BaseType->isExistentialType()) {
           First = First.subst(subMap);
           Second = Second.subst(subMap);
@@ -346,19 +357,29 @@ struct SynthesizedExtensionAnalyzer::Implementation {
       // the extension to the interface types of the base type's
       // declaration.
       SubstitutionMap subMap;
-      if (!BaseType->isExistentialType())
-        subMap = BaseType->getContextSubstitutionMap(M, Ext);
+      if (!BaseType->isExistentialType()) {
+        if (auto *NTD = Ext->getExtendedNominal())
+          subMap = BaseType->getContextSubstitutionMap(M, NTD);
+      }
 
       assert(Ext->getGenericSignature() && "No generic signature.");
       auto GenericSig = Ext->getGenericSignature();
-      if (handleRequirements(subMap, GenericSig, GenericSig->getRequirements()))
+      if (handleRequirements(subMap, GenericSig, Ext, GenericSig->getRequirements()))
         return {Result, MergeInfo};
     }
 
-    if (Conf && handleRequirements(Conf->getSubstitutions(M),
-                                   Conf->getGenericSignature(),
-                                   Conf->getConditionalRequirements()))
-      return {Result, MergeInfo};
+    if (Conf) {
+      SubstitutionMap subMap;
+      if (!BaseType->isExistentialType()) {
+        if (auto *NTD = EnablingExt->getExtendedNominal())
+          subMap = BaseType->getContextSubstitutionMap(M, NTD);
+      }
+      if (handleRequirements(subMap,
+                             Conf->getGenericSignature(),
+                             EnablingExt,
+                             Conf->getConditionalRequirements()))
+        return {Result, MergeInfo};
+    }
 
     Result.Ext = Ext;
     return {Result, MergeInfo};
@@ -431,7 +452,14 @@ struct SynthesizedExtensionAnalyzer::Implementation {
     auto handleExtension = [&](ExtensionDecl *E, bool Synthesized,
                                ExtensionDecl *EnablingE,
                                NormalProtocolConformance *Conf) {
-      if (Options.shouldPrint(E)) {
+      PrintOptions AdjustedOpts = Options;
+      if (Synthesized) {
+        // Members from underscored system protocols should still appear as
+        // members of the target type, even if the protocols themselves are not
+        // printed.
+        AdjustedOpts.SkipUnderscoredStdlibProtocols = false;
+      }
+      if (AdjustedOpts.shouldPrint(E)) {
         auto Pair = isApplicable(E, Synthesized, EnablingE, Conf);
         if (Pair.first) {
           InfoMap->insert({E, Pair.first});
diff --git a/test/IDE/print_synthesized_extensions.swift b/test/IDE/print_synthesized_extensions.swift
index 55a42676c393e..0b2cec63473f4 100644
--- a/test/IDE/print_synthesized_extensions.swift
+++ b/test/IDE/print_synthesized_extensions.swift
@@ -237,21 +237,21 @@ extension S13 : P5 {
   public func foo1() {}
 }
 
-// CHECK1: <synthesized>extension <ref:Struct>S1</ref> where <ref:GenericTypeParam>Self</ref>.P2T1 : <ref:Protocol>P2</ref> {
+// CHECK1: <synthesized>extension <ref:Struct>S1</ref> where T : <ref:Protocol>P2</ref> {
 // CHECK1-NEXT:     <decl:Func>public func <loc>p2member()</loc></decl>
 // CHECK1-NEXT:     <decl:Func>public func <loc>ef1(<decl:Param>t: T</decl>)</loc></decl>
 // CHECK1-NEXT:     <decl:Func>public func <loc>ef2(<decl:Param>t: <ref:Struct>S2</ref></decl>)</loc></decl>
 // CHECK1-NEXT: }</synthesized>
 
-// CHECK2:  <synthesized>extension <ref:Struct>S1</ref> where <ref:GenericTypeParam>Self</ref>.T1 : <ref:Protocol>P3</ref>  {
+// CHECK2:  <synthesized>extension <ref:Struct>S1</ref> where T : <ref:Protocol>P3</ref>  {
 // CHECK2-NEXT:     <decl:Func>public func <loc>p3Func(<decl:Param>i: <ref:Struct>Int</ref></decl>)</loc> -> <ref:Struct>Int</ref></decl>
 // CHECK2-NEXT: }</synthesized>
 
-// CHECK3:  <synthesized>extension <ref:Struct>S1</ref> where <ref:GenericTypeParam>Self</ref>.T1 == <ref:Struct>Int</ref>  {
+// CHECK3:  <synthesized>extension <ref:Struct>S1</ref> where T == <ref:Struct>Int</ref>  {
 // CHECK3-NEXT:     <decl:Func>public func <loc>p1IntFunc(<decl:Param>i: <ref:Struct>Int</ref></decl>)</loc> -> <ref:Struct>Int</ref></decl>
 // CHECK3-NEXT: }</synthesized>
 
-// CHECK4:  <synthesized>extension <ref:Struct>S1</ref> where <ref:GenericTypeParam>Self</ref>.T1 == <ref:Struct>S9</ref><<ref:Struct>Int</ref>> {
+// CHECK4:  <synthesized>extension <ref:Struct>S1</ref> where T == <ref:Struct>S9</ref><<ref:Struct>Int</ref>> {
 // CHECK4-NEXT:     <decl:Func>public func <loc>S9IntFunc()</loc></decl>
 // CHECK4-NEXT: }</synthesized>
 
diff --git a/test/SourceKit/DocSupport/doc_clang_module.swift.response b/test/SourceKit/DocSupport/doc_clang_module.swift.response
index 7397dc33ebcb0..5e57ce4087762 100644
--- a/test/SourceKit/DocSupport/doc_clang_module.swift.response
+++ b/test/SourceKit/DocSupport/doc_clang_module.swift.response
@@ -65,7 +65,7 @@ struct FooRuncingOptions : OptionSet {
 
 extension FooRuncingOptions {
 
-    @inlinable init<S>(_ sequence: S) where S : Sequence, Self.Element == S.Element
+    @inlinable init<S>(_ sequence: S) where S : Sequence, FooRuncingOptions == S.Element
 
     @inlinable mutating func subtract(_ other: FooRuncingOptions)
 
@@ -1314,3479 +1314,3474 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.length: 8
   },
   {
-    key.kind: source.lang.swift.ref.generic_type_param,
-    key.name: "Self",
-    key.usr: "s:s10SetAlgebraP4Selfxmfp",
+    key.kind: source.lang.swift.ref.struct,
+    key.name: "FooRuncingOptions",
+    key.usr: "c:@E@FooRuncingOptions",
     key.offset: 1547,
-    key.length: 4
-  },
-  {
-    key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 1552,
-    key.length: 7
+    key.length: 17
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 1563,
+    key.offset: 1568,
     key.length: 1
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 1565,
+    key.offset: 1570,
     key.length: 7
   },
   {
     key.kind: source.lang.swift.syntaxtype.attribute.builtin,
-    key.offset: 1578,
+    key.offset: 1583,
     key.length: 10
   },
   {
     key.kind: source.lang.swift.syntaxtype.attribute.builtin,
-    key.offset: 1589,
+    key.offset: 1594,
     key.length: 8
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 1598,
+    key.offset: 1603,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 1603,
+    key.offset: 1608,
     key.length: 8
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 1612,
+    key.offset: 1617,
     key.length: 1
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 1614,
+    key.offset: 1619,
     key.length: 5
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "FooRuncingOptions",
     key.usr: "c:@E@FooRuncingOptions",
-    key.offset: 1621,
+    key.offset: 1626,
     key.length: 17
   },
   {
     key.kind: source.lang.swift.syntaxtype.attribute.builtin,
-    key.offset: 1645,
+    key.offset: 1650,
     key.length: 10
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 1656,
+    key.offset: 1661,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 1661,
+    key.offset: 1666,
     key.length: 8
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 1670,
+    key.offset: 1675,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 1673,
+    key.offset: 1678,
     key.length: 5
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "FooRuncingOptions",
     key.usr: "c:@E@FooRuncingOptions",
-    key.offset: 1680,
+    key.offset: 1685,
     key.length: 17
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "Bool",
     key.usr: "s:Sb",
-    key.offset: 1702,
+    key.offset: 1707,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.attribute.builtin,
-    key.offset: 1712,
+    key.offset: 1717,
     key.length: 10
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 1723,
+    key.offset: 1728,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 1728,
+    key.offset: 1733,
     key.length: 10
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 1739,
+    key.offset: 1744,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 1742,
+    key.offset: 1747,
     key.length: 5
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "FooRuncingOptions",
     key.usr: "c:@E@FooRuncingOptions",
-    key.offset: 1749,
+    key.offset: 1754,
     key.length: 17
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "Bool",
     key.usr: "s:Sb",
-    key.offset: 1771,
+    key.offset: 1776,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.attribute.builtin,
-    key.offset: 1781,
+    key.offset: 1786,
     key.length: 10
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 1792,
+    key.offset: 1797,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 1797,
+    key.offset: 1802,
     key.length: 10
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 1808,
+    key.offset: 1813,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 1813,
+    key.offset: 1818,
     key.length: 5
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "FooRuncingOptions",
     key.usr: "c:@E@FooRuncingOptions",
-    key.offset: 1820,
+    key.offset: 1825,
     key.length: 17
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "Bool",
     key.usr: "s:Sb",
-    key.offset: 1842,
+    key.offset: 1847,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.attribute.builtin,
-    key.offset: 1852,
+    key.offset: 1857,
     key.length: 10
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 1863,
+    key.offset: 1868,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 1868,
+    key.offset: 1873,
     key.length: 11
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 1880,
+    key.offset: 1885,
     key.length: 1
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 1882,
+    key.offset: 1887,
     key.length: 5
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "FooRuncingOptions",
     key.usr: "c:@E@FooRuncingOptions",
-    key.offset: 1889,
+    key.offset: 1894,
     key.length: 17
   },
   {
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@@ -5273,7 +5268,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "init(arrayLiteral:)",
         key.usr: "s:s10SetAlgebraPs7ElementQz012ArrayLiteralC0RtzrlE05arrayE0xAFd_tcfc::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPs7ElementQz012ArrayLiteralC0RtzrlE05arrayE0xAFd_tcfc",
-        key.doc.full_as_xml: "<Function><Name>init(arrayLiteral:)</Name><USR>s:s10SetAlgebraPs7ElementQz012ArrayLiteralC0RtzrlE05arrayE0xAFd_tcfc</USR><Declaration>@inlinable init(arrayLiteral: Self.Element...)</Declaration><CommentParts><Abstract><Para>Creates a set containing the elements of the given array literal.</Para></Abstract><Parameters><Parameter><Name>arrayLiteral</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A list of elements of the new set.</Para></Discussion></Parameter></Parameters><Discussion><Para>Do not call this initializer directly. It is used by the compiler when you use an array literal. Instead, create a new set using an array literal as its value by enclosing a comma-separated list of values in square brackets. You can use an array literal anywhere a set is expected by the type context.</Para><Para>Here, a set of strings is created from an array literal holding only strings:</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let ingredients: Set = [\"cocoa beans\", \"sugar\", \"cocoa butter\", \"salt\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[if ingredients.isSuperset(of: [\"sugar\", \"salt\"]) {]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[    print(\"Whatever it is, it's bound to be delicious!\")]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[}]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"Whatever it is, it's bound to be delicious!\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.doc.full_as_xml: "<Function><Name>init(arrayLiteral:)</Name><USR>s:s10SetAlgebraPs7ElementQz012ArrayLiteralC0RtzrlE05arrayE0xAFd_tcfc::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable init(arrayLiteral: FooRuncingOptions...)</Declaration><CommentParts><Abstract><Para>Creates a set containing the elements of the given array literal.</Para></Abstract><Parameters><Parameter><Name>arrayLiteral</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A list of elements of the new set.</Para></Discussion></Parameter></Parameters><Discussion><Para>Do not call this initializer directly. It is used by the compiler when you use an array literal. Instead, create a new set using an array literal as its value by enclosing a comma-separated list of values in square brackets. You can use an array literal anywhere a set is expected by the type context.</Para><Para>Here, a set of strings is created from an array literal holding only strings:</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let ingredients: Set = [\"cocoa beans\", \"sugar\", \"cocoa butter\", \"salt\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[if ingredients.isSuperset(of: [\"sugar\", \"salt\"]) {]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[    print(\"Whatever it is, it's bound to be delicious!\")]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[}]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"Whatever it is, it's bound to be delicious!\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
         key.offset: 1390,
         key.length: 64,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>init</syntaxtype.keyword>(<decl.var.parameter><decl.var.parameter.argument_label>arrayLiteral</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type>...</decl.var.parameter>)</decl.function.constructor>",
@@ -5293,8 +5288,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.extension.struct,
     key.doc.full_as_xml: "<Other><Name></Name><Declaration>extension FooRuncingOptions</Declaration><CommentParts><Abstract><Para><codeVoice>SetAlgebra</codeVoice> requirements for which default implementations are supplied.</Para></Abstract><Discussion><Note><Para>A type conforming to <codeVoice>SetAlgebra</codeVoice> can implement any of these initializers or methods, and those implementations will be used in lieu of these defaults.</Para></Note></Discussion></CommentParts></Other>",
     key.offset: 1458,
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-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:s10SetAlgebraP4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:s10SetAlgebraP4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:s10SetAlgebraP\">SetAlgebra</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.length: 667,
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct>",
     key.extends: {
       key.kind: source.lang.swift.ref.struct,
       key.name: "FooRuncingOptions",
@@ -5316,13 +5311,13 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.description: "S : Sequence"
           },
           {
-            key.description: "Self.Element == S.Element"
+            key.description: "FooRuncingOptions == S.Element"
           }
         ],
-        key.doc.full_as_xml: "<Function><Name>init(_:)</Name><USR>s:s10SetAlgebraPsEyxqd__ncSTRd__7ElementQyd__ACRtzlufc</USR><Declaration>@inlinable init&lt;S&gt;(_ sequence: S) where S : Sequence, Self.Element == S.Element</Declaration><CommentParts><Abstract><Para>Creates a new set from a finite sequence of items.</Para></Abstract><Parameters><Parameter><Name>sequence</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The elements to use as members of the new set.</Para></Discussion></Parameter></Parameters><Discussion><Para>Use this initializer to create a new set from an existing sequence, like an array or a range:</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let validIndices = Set(0..<7).subtracting([2, 4, 5])]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(validIndices)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"[6, 0, 1, 3]\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.doc.full_as_xml: "<Function><Name>init(_:)</Name><USR>s:s10SetAlgebraPsEyxqd__ncSTRd__7ElementQyd__ACRtzlufc::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable init&lt;S&gt;(_ sequence: S) where S : Sequence, FooRuncingOptions == S.Element</Declaration><CommentParts><Abstract><Para>Creates a new set from a finite sequence of items.</Para></Abstract><Parameters><Parameter><Name>sequence</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The elements to use as members of the new set.</Para></Discussion></Parameter></Parameters><Discussion><Para>Use this initializer to create a new set from an existing sequence, like an array or a range:</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let validIndices = Set(0..<7).subtracting([2, 4, 5])]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(validIndices)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"[6, 0, 1, 3]\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
         key.offset: 1493,
-        key.length: 79,
-        key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>init</syntaxtype.keyword>&lt;S&gt;(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>sequence</decl.var.parameter.name>: <decl.var.parameter.type>S</decl.var.parameter.type></decl.var.parameter>) <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement>S : <ref.protocol usr=\"s:ST\">Sequence</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.generic_type_param usr=\"s:s10SetAlgebraP4Selfxmfp\">Self</ref.generic_type_param>.Element == S.Element</decl.generic_type_requirement></decl.function.constructor>",
+        key.length: 84,
+        key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>init</syntaxtype.keyword>&lt;S&gt;(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>sequence</decl.var.parameter.name>: <decl.var.parameter.type>S</decl.var.parameter.type></decl.var.parameter>) <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement>S : <ref.protocol usr=\"s:ST\">Sequence</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct> == S.Element</decl.generic_type_requirement></decl.function.constructor>",
         key.entities: [
           {
             key.kind: source.lang.swift.decl.var.local,
@@ -5338,8 +5333,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "subtract(_:)",
         key.usr: "s:s10SetAlgebraPsE8subtractyyxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE8subtractyyxF",
-        key.doc.full_as_xml: "<Function><Name>subtract(_:)</Name><USR>s:s10SetAlgebraPsE8subtractyyxF</USR><Declaration>@inlinable mutating func subtract(_ other: Self)</Declaration><CommentParts><Abstract><Para>Removes the elements of the given set from this set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><Discussion><Para>In the following example, the elements of the <codeVoice>employees</codeVoice> set that are also members of the <codeVoice>neighbors</codeVoice> set are removed. In particular, the names <codeVoice>&quot;Bethany&quot;</codeVoice> and <codeVoice>&quot;Eric&quot;</codeVoice> are removed from <codeVoice>employees</codeVoice>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[var employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let neighbors: Set = [\"Bethany\", \"Eric\", \"Forlani\", \"Greta\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[employees.subtract(neighbors)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"[\"Diana\", \"Chris\", \"Alicia\"]\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 1578,
+        key.doc.full_as_xml: "<Function><Name>subtract(_:)</Name><USR>s:s10SetAlgebraPsE8subtractyyxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable mutating func subtract(_ other: FooRuncingOptions)</Declaration><CommentParts><Abstract><Para>Removes the elements of the given set from this set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><Discussion><Para>In the following example, the elements of the <codeVoice>employees</codeVoice> set that are also members of the <codeVoice>neighbors</codeVoice> set are removed. In particular, the names <codeVoice>&quot;Bethany&quot;</codeVoice> and <codeVoice>&quot;Eric&quot;</codeVoice> are removed from <codeVoice>employees</codeVoice>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[var employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let neighbors: Set = [\"Bethany\", \"Eric\", \"Forlani\", \"Greta\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[employees.subtract(neighbors)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"[\"Diana\", \"Chris\", \"Alicia\"]\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 1583,
         key.length: 61,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>mutating</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>subtract</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.method.instance>",
         key.entities: [
@@ -5347,7 +5342,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 1621,
+            key.offset: 1626,
             key.length: 17
           }
         ]
@@ -5357,8 +5352,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "isSubset(of:)",
         key.usr: "s:s10SetAlgebraPsE8isSubset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE8isSubset2ofSbx_tF",
-        key.doc.full_as_xml: "<Function><Name>isSubset(of:)</Name><USR>s:s10SetAlgebraPsE8isSubset2ofSbx_tF</USR><Declaration>@inlinable func isSubset(of other: Self) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether the set is a subset of another set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a subset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a subset of another set <emphasis>B</emphasis> if every member of <emphasis>A</emphasis> is also a member of <emphasis>B</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(attendees.isSubset(of: employees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 1645,
+        key.doc.full_as_xml: "<Function><Name>isSubset(of:)</Name><USR>s:s10SetAlgebraPsE8isSubset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func isSubset(of other: FooRuncingOptions) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether the set is a subset of another set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a subset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a subset of another set <emphasis>B</emphasis> if every member of <emphasis>A</emphasis> is also a member of <emphasis>B</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(attendees.isSubset(of: employees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 1650,
         key.length: 61,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>isSubset</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>of</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5366,7 +5361,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "of",
             key.name: "other",
-            key.offset: 1680,
+            key.offset: 1685,
             key.length: 17
           }
         ]
@@ -5376,8 +5371,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "isSuperset(of:)",
         key.usr: "s:s10SetAlgebraPsE10isSuperset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE10isSuperset2ofSbx_tF",
-        key.doc.full_as_xml: "<Function><Name>isSuperset(of:)</Name><USR>s:s10SetAlgebraPsE10isSuperset2ofSbx_tF</USR><Declaration>@inlinable func isSuperset(of other: Self) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether the set is a superset of the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a superset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a superset of another set <emphasis>B</emphasis> if every member of <emphasis>B</emphasis> is also a member of <emphasis>A</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isSuperset(of: attendees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 1712,
+        key.doc.full_as_xml: "<Function><Name>isSuperset(of:)</Name><USR>s:s10SetAlgebraPsE10isSuperset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func isSuperset(of other: FooRuncingOptions) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether the set is a superset of the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a superset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a superset of another set <emphasis>B</emphasis> if every member of <emphasis>B</emphasis> is also a member of <emphasis>A</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isSuperset(of: attendees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 1717,
         key.length: 63,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>isSuperset</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>of</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5385,7 +5380,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "of",
             key.name: "other",
-            key.offset: 1749,
+            key.offset: 1754,
             key.length: 17
           }
         ]
@@ -5395,8 +5390,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "isDisjoint(with:)",
         key.usr: "s:s10SetAlgebraPsE10isDisjoint4withSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE10isDisjoint4withSbx_tF",
-        key.doc.full_as_xml: "<Function><Name>isDisjoint(with:)</Name><USR>s:s10SetAlgebraPsE10isDisjoint4withSbx_tF</USR><Declaration>@inlinable func isDisjoint(with other: Self) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether the set has no members in common with the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set has no elements in common with <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>employees</codeVoice> set is disjoint with the <codeVoice>visitors</codeVoice> set because no name appears in both sets.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let visitors: Set = [\"Marcia\", \"Nathaniel\", \"Olivia\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isDisjoint(with: visitors))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 1781,
+        key.doc.full_as_xml: "<Function><Name>isDisjoint(with:)</Name><USR>s:s10SetAlgebraPsE10isDisjoint4withSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func isDisjoint(with other: FooRuncingOptions) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether the set has no members in common with the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set has no elements in common with <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>employees</codeVoice> set is disjoint with the <codeVoice>visitors</codeVoice> set because no name appears in both sets.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let visitors: Set = [\"Marcia\", \"Nathaniel\", \"Olivia\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isDisjoint(with: visitors))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 1786,
         key.length: 65,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>isDisjoint</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>with</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5404,7 +5399,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "with",
             key.name: "other",
-            key.offset: 1820,
+            key.offset: 1825,
             key.length: 17
           }
         ]
@@ -5414,8 +5409,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "subtracting(_:)",
         key.usr: "s:s10SetAlgebraPsE11subtractingyxxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE11subtractingyxxF",
-        key.doc.full_as_xml: "<Function><Name>subtracting(_:)</Name><USR>s:s10SetAlgebraPsE11subtractingyxxF</USR><Declaration>@inlinable func subtracting(_ other: Self) -&gt; Self</Declaration><CommentParts><Abstract><Para>Returns a new set containing the elements of this set that do not occur in the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new set.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>nonNeighbors</codeVoice> set is made up of the elements of the <codeVoice>employees</codeVoice> set that are not elements of <codeVoice>neighbors</codeVoice>:</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let neighbors: Set = [\"Bethany\", \"Eric\", \"Forlani\", \"Greta\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let nonNeighbors = employees.subtracting(neighbors)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(nonNeighbors)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"[\"Diana\", \"Chris\", \"Alicia\"]\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 1852,
+        key.doc.full_as_xml: "<Function><Name>subtracting(_:)</Name><USR>s:s10SetAlgebraPsE11subtractingyxxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func subtracting(_ other: FooRuncingOptions) -&gt; FooRuncingOptions</Declaration><CommentParts><Abstract><Para>Returns a new set containing the elements of this set that do not occur in the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new set.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>nonNeighbors</codeVoice> set is made up of the elements of the <codeVoice>employees</codeVoice> set that are not elements of <codeVoice>neighbors</codeVoice>:</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let neighbors: Set = [\"Bethany\", \"Eric\", \"Forlani\", \"Greta\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let nonNeighbors = employees.subtracting(neighbors)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(nonNeighbors)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"[\"Diana\", \"Chris\", \"Alicia\"]\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 1857,
         key.length: 76,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>subtracting</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5423,7 +5418,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 1889,
+            key.offset: 1894,
             key.length: 17
           }
         ]
@@ -5433,8 +5428,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "isEmpty",
         key.usr: "s:s10SetAlgebraPsE7isEmptySbvp::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE7isEmptySbvp",
-        key.doc.full_as_xml: "<Other><Name>isEmpty</Name><USR>s:s10SetAlgebraPsE7isEmptySbvp</USR><Declaration>@inlinable var isEmpty: Bool { get }</Declaration><CommentParts><Abstract><Para>A Boolean value that indicates whether the set has no elements.</Para></Abstract></CommentParts></Other>",
-        key.offset: 1934,
+        key.doc.full_as_xml: "<Other><Name>isEmpty</Name><USR>s:s10SetAlgebraPsE7isEmptySbvp::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable var isEmpty: Bool { get }</Declaration><CommentParts><Abstract><Para>A Boolean value that indicates whether the set has no elements.</Para></Abstract></CommentParts></Other>",
+        key.offset: 1939,
         key.length: 36,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>isEmpty</decl.name>: <decl.var.type><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -5443,8 +5438,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "isStrictSuperset(of:)",
         key.usr: "s:s10SetAlgebraPsE16isStrictSuperset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE16isStrictSuperset2ofSbx_tF",
-        key.doc.full_as_xml: "<Function><Name>isStrictSuperset(of:)</Name><USR>s:s10SetAlgebraPsE16isStrictSuperset2ofSbx_tF</USR><Declaration>@inlinable func isStrictSuperset(of other: Self) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether this set is a strict superset of the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a strict superset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a strict superset of another set <emphasis>B</emphasis> if every member of <emphasis>B</emphasis> is also a member of <emphasis>A</emphasis> and <emphasis>A</emphasis> contains at least one element that is <emphasis>not</emphasis> a member of <emphasis>B</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isStrictSuperset(of: attendees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// A set is never a strict superset of itself:]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isStrictSuperset(of: employees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 1976,
+        key.doc.full_as_xml: "<Function><Name>isStrictSuperset(of:)</Name><USR>s:s10SetAlgebraPsE16isStrictSuperset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func isStrictSuperset(of other: FooRuncingOptions) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether this set is a strict superset of the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a strict superset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a strict superset of another set <emphasis>B</emphasis> if every member of <emphasis>B</emphasis> is also a member of <emphasis>A</emphasis> and <emphasis>A</emphasis> contains at least one element that is <emphasis>not</emphasis> a member of <emphasis>B</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isStrictSuperset(of: attendees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// A set is never a strict superset of itself:]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(employees.isStrictSuperset(of: employees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 1981,
         key.length: 69,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>isStrictSuperset</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>of</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5452,7 +5447,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "of",
             key.name: "other",
-            key.offset: 2019,
+            key.offset: 2024,
             key.length: 17
           }
         ]
@@ -5462,8 +5457,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "isStrictSubset(of:)",
         key.usr: "s:s10SetAlgebraPsE14isStrictSubset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s10SetAlgebraPsE14isStrictSubset2ofSbx_tF",
-        key.doc.full_as_xml: "<Function><Name>isStrictSubset(of:)</Name><USR>s:s10SetAlgebraPsE14isStrictSubset2ofSbx_tF</USR><Declaration>@inlinable func isStrictSubset(of other: Self) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether this set is a strict subset of the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a strict subset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a strict subset of another set <emphasis>B</emphasis> if every member of <emphasis>A</emphasis> is also a member of <emphasis>B</emphasis> and <emphasis>B</emphasis> contains at least one element that is not a member of <emphasis>A</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(attendees.isStrictSubset(of: employees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// A set is never a strict subset of itself:]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(attendees.isStrictSubset(of: attendees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 2051,
+        key.doc.full_as_xml: "<Function><Name>isStrictSubset(of:)</Name><USR>s:s10SetAlgebraPsE14isStrictSubset2ofSbx_tF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func isStrictSubset(of other: FooRuncingOptions) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether this set is a strict subset of the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>A set of the same type as the current set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the set is a strict subset of <codeVoice>other</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>Set <emphasis>A</emphasis> is a strict subset of another set <emphasis>B</emphasis> if every member of <emphasis>A</emphasis> is also a member of <emphasis>B</emphasis> and <emphasis>B</emphasis> contains at least one element that is not a member of <emphasis>A</emphasis>.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let employees: Set = [\"Alicia\", \"Bethany\", \"Chris\", \"Diana\", \"Eric\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let attendees: Set = [\"Alicia\", \"Bethany\", \"Diana\"]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(attendees.isStrictSubset(of: employees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// A set is never a strict subset of itself:]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(attendees.isStrictSubset(of: attendees))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 2056,
         key.length: 67,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>isStrictSubset</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>of</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5471,7 +5466,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "of",
             key.name: "other",
-            key.offset: 2092,
+            key.offset: 2097,
             key.length: 17
           }
         ]
@@ -5481,9 +5476,9 @@ var FooSubUnnamedEnumeratorA1: Int { get }
   {
     key.kind: source.lang.swift.decl.extension.struct,
     key.doc.full_as_xml: "<Other><Name></Name><Declaration>extension FooRuncingOptions</Declaration><CommentParts><Abstract><Para><codeVoice>OptionSet</codeVoice> requirements for which default implementations are supplied.</Para></Abstract><Discussion><Note><Para>A type conforming to <codeVoice>OptionSet</codeVoice> can implement any of these initializers or methods, and those implementations will be used in lieu of these defaults.</Para></Note></Discussion></CommentParts></Other>",
-    key.offset: 2122,
+    key.offset: 2127,
     key.length: 280,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:s9OptionSetP4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:s9OptionSetP4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:s9OptionSetP\">OptionSet</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct>",
     key.extends: {
       key.kind: source.lang.swift.ref.struct,
       key.name: "FooRuncingOptions",
@@ -5495,8 +5490,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "union(_:)",
         key.usr: "s:s9OptionSetPsE5unionyxxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPsE5unionyxxF",
-        key.doc.full_as_xml: "<Function><Name>union(_:)</Name><USR>s:s9OptionSetPsE5unionyxxF</USR><Declaration>@inlinable func union(_ other: Self) -&gt; Self</Declaration><CommentParts><Abstract><Para>Returns a new option set of the elements contained in this set, in the given set, or in both.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new option set made up of the elements contained in this set, in <codeVoice>other</codeVoice>, or in both.</Para></ResultDiscussion><Discussion><Para>This example uses the <codeVoice>union(_:)</codeVoice> method to add two more shipping options to the default set.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let defaultShipping = ShippingOptions.standard]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let memberShipping = defaultShipping.union([.secondDay, .priority])]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(memberShipping.contains(.priority))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 2157,
+        key.doc.full_as_xml: "<Function><Name>union(_:)</Name><USR>s:s9OptionSetPsE5unionyxxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func union(_ other: FooRuncingOptions) -&gt; FooRuncingOptions</Declaration><CommentParts><Abstract><Para>Returns a new option set of the elements contained in this set, in the given set, or in both.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new option set made up of the elements contained in this set, in <codeVoice>other</codeVoice>, or in both.</Para></ResultDiscussion><Discussion><Para>This example uses the <codeVoice>union(_:)</codeVoice> method to add two more shipping options to the default set.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let defaultShipping = ShippingOptions.standard]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let memberShipping = defaultShipping.union([.secondDay, .priority])]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(memberShipping.contains(.priority))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 2162,
         key.length: 70,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>union</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5504,7 +5499,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 2188,
+            key.offset: 2193,
             key.length: 17
           }
         ]
@@ -5514,8 +5509,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "intersection(_:)",
         key.usr: "s:s9OptionSetPsE12intersectionyxxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPsE12intersectionyxxF",
-        key.doc.full_as_xml: "<Function><Name>intersection(_:)</Name><USR>s:s9OptionSetPsE12intersectionyxxF</USR><Declaration>@inlinable func intersection(_ other: Self) -&gt; Self</Declaration><CommentParts><Abstract><Para>Returns a new option set with only the elements contained in both this set and the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new option set with only the elements contained in both this set and <codeVoice>other</codeVoice>.</Para></ResultDiscussion><Discussion><Para>This example uses the <codeVoice>intersection(_:)</codeVoice> method to limit the available shipping options to what can be used with a PO Box destination.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[// Can only ship standard or priority to PO Boxes]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let poboxShipping: ShippingOptions = [.standard, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let memberShipping: ShippingOptions =]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[        [.standard, .priority, .secondDay]]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let availableOptions = memberShipping.intersection(poboxShipping)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(availableOptions.contains(.priority))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(availableOptions.contains(.secondDay))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 2233,
+        key.doc.full_as_xml: "<Function><Name>intersection(_:)</Name><USR>s:s9OptionSetPsE12intersectionyxxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func intersection(_ other: FooRuncingOptions) -&gt; FooRuncingOptions</Declaration><CommentParts><Abstract><Para>Returns a new option set with only the elements contained in both this set and the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new option set with only the elements contained in both this set and <codeVoice>other</codeVoice>.</Para></ResultDiscussion><Discussion><Para>This example uses the <codeVoice>intersection(_:)</codeVoice> method to limit the available shipping options to what can be used with a PO Box destination.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[// Can only ship standard or priority to PO Boxes]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let poboxShipping: ShippingOptions = [.standard, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let memberShipping: ShippingOptions =]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[        [.standard, .priority, .secondDay]]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let availableOptions = memberShipping.intersection(poboxShipping)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(availableOptions.contains(.priority))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(availableOptions.contains(.secondDay))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 2238,
         key.length: 77,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>intersection</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5523,7 +5518,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 2271,
+            key.offset: 2276,
             key.length: 17
           }
         ]
@@ -5533,8 +5528,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "symmetricDifference(_:)",
         key.usr: "s:s9OptionSetPsE19symmetricDifferenceyxxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPsE19symmetricDifferenceyxxF",
-        key.doc.full_as_xml: "<Function><Name>symmetricDifference(_:)</Name><USR>s:s9OptionSetPsE19symmetricDifferenceyxxF</USR><Declaration>@inlinable func symmetricDifference(_ other: Self) -&gt; Self</Declaration><CommentParts><Abstract><Para>Returns a new option set with the elements contained in this set or in the given set, but not in both.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new option set with only the elements contained in either this set or <codeVoice>other</codeVoice>, but not in both.</Para></ResultDiscussion></CommentParts></Function>",
-        key.offset: 2316,
+        key.doc.full_as_xml: "<Function><Name>symmetricDifference(_:)</Name><USR>s:s9OptionSetPsE19symmetricDifferenceyxxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func symmetricDifference(_ other: FooRuncingOptions) -&gt; FooRuncingOptions</Declaration><CommentParts><Abstract><Para>Returns a new option set with the elements contained in this set or in the given set, but not in both.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>A new option set with only the elements contained in either this set or <codeVoice>other</codeVoice>, but not in both.</Para></ResultDiscussion></CommentParts></Function>",
+        key.offset: 2321,
         key.length: 84,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>symmetricDifference</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5542,7 +5537,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 2361,
+            key.offset: 2366,
             key.length: 17
           }
         ]
@@ -5551,15 +5546,10 @@ var FooSubUnnamedEnumeratorA1: Int { get }
   },
   {
     key.kind: source.lang.swift.decl.extension.struct,
-    key.generic_requirements: [
-      {
-        key.description: "Self == Self.Element"
-      }
-    ],
-    key.doc.full_as_xml: "<Other><Name></Name><Declaration>extension FooRuncingOptions where Self == Self.Element</Declaration><CommentParts><Abstract><Para><codeVoice>OptionSet</codeVoice> requirements for which default implementations are supplied when <codeVoice>Element == Self</codeVoice>, which is the default.</Para></Abstract><Discussion><Note><Para>A type conforming to <codeVoice>OptionSet</codeVoice> can implement any of these initializers or methods, and those implementations will be used in lieu of these defaults.</Para></Note></Discussion></CommentParts></Other>",
-    key.offset: 2404,
+    key.doc.full_as_xml: "<Other><Name></Name><Declaration>extension FooRuncingOptions</Declaration><CommentParts><Abstract><Para><codeVoice>OptionSet</codeVoice> requirements for which default implementations are supplied when <codeVoice>Element == Self</codeVoice>, which is the default.</Para></Abstract><Discussion><Note><Para>A type conforming to <codeVoice>OptionSet</codeVoice> can implement any of these initializers or methods, and those implementations will be used in lieu of these defaults.</Para></Note></Discussion></CommentParts></Other>",
+    key.offset: 2409,
     key.length: 407,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:s9OptionSetPs7ElementQzRszrlE4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:s9OptionSetPs7ElementQzRszrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:s9OptionSetP\">OptionSet</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.generic_type_param usr=\"s:s9OptionSetPs7ElementQzRszrlE4Selfxmfp\">Self</ref.generic_type_param> == <ref.generic_type_param usr=\"s:s9OptionSetPs7ElementQzRszrlE4Selfxmfp\">Self</ref.generic_type_param>.Element</decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct>",
     key.extends: {
       key.kind: source.lang.swift.ref.struct,
       key.name: "FooRuncingOptions",
@@ -5571,8 +5561,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "contains(_:)",
         key.usr: "s:s9OptionSetPs7ElementQzRszrlE8containsySbxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPs7ElementQzRszrlE8containsySbxF",
-        key.doc.full_as_xml: "<Function><Name>contains(_:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE8containsySbxF</USR><Declaration>@inlinable func contains(_ member: Self) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether a given element is a member of the option set.</Para></Abstract><Parameters><Parameter><Name>member</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The element to look for in the option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the option set contains <codeVoice>member</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>This example uses the <codeVoice>contains(_:)</codeVoice> method to check whether next-day shipping is in the <codeVoice>availableOptions</codeVoice> instance.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let availableOptions = ShippingOptions.express]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[if availableOptions.contains(.nextDay) {]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[    print(\"Next day shipping available\")]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[}]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"Next day shipping available\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 2439,
+        key.doc.full_as_xml: "<Function><Name>contains(_:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE8containsySbxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable func contains(_ member: FooRuncingOptions) -&gt; Bool</Declaration><CommentParts><Abstract><Para>Returns a Boolean value that indicates whether a given element is a member of the option set.</Para></Abstract><Parameters><Parameter><Name>member</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The element to look for in the option set.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>true</codeVoice> if the option set contains <codeVoice>member</codeVoice>; otherwise, <codeVoice>false</codeVoice>.</Para></ResultDiscussion><Discussion><Para>This example uses the <codeVoice>contains(_:)</codeVoice> method to check whether next-day shipping is in the <codeVoice>availableOptions</codeVoice> instance.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let availableOptions = ShippingOptions.express]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[if availableOptions.contains(.nextDay) {]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[    print(\"Next day shipping available\")]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[}]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"Next day shipping available\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 2444,
         key.length: 61,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>contains</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>member</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5580,7 +5570,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "member",
-            key.offset: 2474,
+            key.offset: 2479,
             key.length: 17
           }
         ]
@@ -5590,8 +5580,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "insert(_:)",
         key.usr: "s:s9OptionSetPs7ElementQzRszrlE6insertySb8inserted_x17memberAfterInserttxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPs7ElementQzRszrlE6insertySb8inserted_x17memberAfterInserttxF",
-        key.doc.full_as_xml: "<Function><Name>insert(_:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE6insertySb8inserted_x17memberAfterInserttxF</USR><Declaration>@inlinable mutating func insert(_ newMember: Self.Element) -&gt; (inserted: Bool, memberAfterInsert: Self.Element)</Declaration><CommentParts><Abstract><Para>Adds the given element to the option set if it is not already a member.</Para></Abstract><Parameters><Parameter><Name>newMember</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The element to insert.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>(true, newMember)</codeVoice> if <codeVoice>newMember</codeVoice> was not contained in <codeVoice>self</codeVoice>. Otherwise, returns <codeVoice>(false, oldMember)</codeVoice>, where <codeVoice>oldMember</codeVoice> is the member of the set equal to <codeVoice>newMember</codeVoice>.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>.secondDay</codeVoice> shipping option is added to the <codeVoice>freeOptions</codeVoice> option set if <codeVoice>purchasePrice</codeVoice> is greater than 50.0. For the <codeVoice>ShippingOptions</codeVoice> declaration, see the <codeVoice>OptionSet</codeVoice> protocol discussion.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let purchasePrice = 87.55]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[var freeOptions: ShippingOptions = [.standard, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[if purchasePrice > 50 {]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[    freeOptions.insert(.secondDay)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[}]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(freeOptions.contains(.secondDay))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 2506,
+        key.doc.full_as_xml: "<Function><Name>insert(_:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE6insertySb8inserted_x17memberAfterInserttxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable mutating func insert(_ newMember: FooRuncingOptions) -&gt; (inserted: Bool, memberAfterInsert: FooRuncingOptions)</Declaration><CommentParts><Abstract><Para>Adds the given element to the option set if it is not already a member.</Para></Abstract><Parameters><Parameter><Name>newMember</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The element to insert.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para><codeVoice>(true, newMember)</codeVoice> if <codeVoice>newMember</codeVoice> was not contained in <codeVoice>self</codeVoice>. Otherwise, returns <codeVoice>(false, oldMember)</codeVoice>, where <codeVoice>oldMember</codeVoice> is the member of the set equal to <codeVoice>newMember</codeVoice>.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>.secondDay</codeVoice> shipping option is added to the <codeVoice>freeOptions</codeVoice> option set if <codeVoice>purchasePrice</codeVoice> is greater than 50.0. For the <codeVoice>ShippingOptions</codeVoice> declaration, see the <codeVoice>OptionSet</codeVoice> protocol discussion.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let purchasePrice = 87.55]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[var freeOptions: ShippingOptions = [.standard, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[if purchasePrice > 50 {]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[    freeOptions.insert(.secondDay)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[}]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(freeOptions.contains(.secondDay))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 2511,
         key.length: 121,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@discardableResult</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>mutating</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>insert</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>newMember</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><tuple>(<tuple.element><tuple.element.argument_label>inserted</tuple.element.argument_label>: <tuple.element.type><ref.struct usr=\"s:Sb\">Bool</ref.struct></tuple.element.type></tuple.element>, <tuple.element><tuple.element.argument_label>memberAfterInsert</tuple.element.argument_label>: <tuple.element.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></tuple.element.type></tuple.element>)</tuple></decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5599,7 +5589,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "newMember",
-            key.offset: 2551,
+            key.offset: 2556,
             key.length: 17
           }
         ]
@@ -5609,8 +5599,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "remove(_:)",
         key.usr: "s:s9OptionSetPs7ElementQzRszrlE6removeyxSgxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPs7ElementQzRszrlE6removeyxSgxF",
-        key.doc.full_as_xml: "<Function><Name>remove(_:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE6removeyxSgxF</USR><Declaration>@inlinable mutating func remove(_ member: Self.Element) -&gt; Self.Element?</Declaration><CommentParts><Abstract><Para>Removes the given element and all elements subsumed by it.</Para></Abstract><Parameters><Parameter><Name>member</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The element of the set to remove.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>The intersection of <codeVoice>[member]</codeVoice> and the set, if the intersection was nonempty; otherwise, <codeVoice>nil</codeVoice>.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>.priority</codeVoice> shipping option is removed from the <codeVoice>options</codeVoice> option set. Attempting to remove the same shipping option a second time results in <codeVoice>nil</codeVoice>, because <codeVoice>options</codeVoice> no longer contains <codeVoice>.priority</codeVoice> as a member.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[var options: ShippingOptions = [.secondDay, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let priorityOption = options.remove(.priority)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(priorityOption == .priority)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(options.remove(.priority))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"nil\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing><Para>In the next example, the <codeVoice>.express</codeVoice> element is passed to <codeVoice>remove(_:)</codeVoice>. Although <codeVoice>.express</codeVoice> is not a member of <codeVoice>options</codeVoice>, <codeVoice>.express</codeVoice> subsumes the remaining <codeVoice>.secondDay</codeVoice> element of the option set. Therefore, <codeVoice>options</codeVoice> is emptied and the intersection between <codeVoice>.express</codeVoice> and <codeVoice>options</codeVoice> is returned.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let expressOption = options.remove(.express)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(expressOption == .express)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(expressOption == .secondDay)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 2633,
+        key.doc.full_as_xml: "<Function><Name>remove(_:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE6removeyxSgxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable mutating func remove(_ member: FooRuncingOptions) -&gt; FooRuncingOptions?</Declaration><CommentParts><Abstract><Para>Removes the given element and all elements subsumed by it.</Para></Abstract><Parameters><Parameter><Name>member</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>The element of the set to remove.</Para></Discussion></Parameter></Parameters><ResultDiscussion><Para>The intersection of <codeVoice>[member]</codeVoice> and the set, if the intersection was nonempty; otherwise, <codeVoice>nil</codeVoice>.</Para></ResultDiscussion><Discussion><Para>In the following example, the <codeVoice>.priority</codeVoice> shipping option is removed from the <codeVoice>options</codeVoice> option set. Attempting to remove the same shipping option a second time results in <codeVoice>nil</codeVoice>, because <codeVoice>options</codeVoice> no longer contains <codeVoice>.priority</codeVoice> as a member.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[var options: ShippingOptions = [.secondDay, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let priorityOption = options.remove(.priority)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(priorityOption == .priority)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(options.remove(.priority))]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"nil\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing><Para>In the next example, the <codeVoice>.express</codeVoice> element is passed to <codeVoice>remove(_:)</codeVoice>. Although <codeVoice>.express</codeVoice> is not a member of <codeVoice>options</codeVoice>, <codeVoice>.express</codeVoice> subsumes the remaining <codeVoice>.secondDay</codeVoice> element of the option set. Therefore, <codeVoice>options</codeVoice> is emptied and the intersection between <codeVoice>.express</codeVoice> and <codeVoice>options</codeVoice> is returned.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[let expressOption = options.remove(.express)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(expressOption == .express)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"false\"]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(expressOption == .secondDay)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 2638,
         key.length: 82,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@discardableResult</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>mutating</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>remove</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>member</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct>?</decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5618,7 +5608,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "member",
-            key.offset: 2675,
+            key.offset: 2680,
             key.length: 17
           }
         ]
@@ -5628,8 +5618,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "update(with:)",
         key.usr: "s:s9OptionSetPs7ElementQzRszrlE6update4withxSgx_tF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPs7ElementQzRszrlE6update4withxSgx_tF",
-        key.doc.full_as_xml: "<Function><Name>update(with:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE6update4withxSgx_tF</USR><Declaration>@inlinable mutating func update(with newMember: Self.Element) -&gt; Self.Element?</Declaration><CommentParts><Abstract><Para>Inserts the given element into the set.</Para></Abstract><ResultDiscussion><Para>The intersection of <codeVoice>[newMember]</codeVoice> and the set if the intersection was nonempty; otherwise, <codeVoice>nil</codeVoice>.</Para></ResultDiscussion><Discussion><Para>If <codeVoice>newMember</codeVoice> is not contained in the set but subsumes current members of the set, the subsumed members are returned.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[var options: ShippingOptions = [.secondDay, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let replaced = options.update(with: .express)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(replaced == .secondDay)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
-        key.offset: 2721,
+        key.doc.full_as_xml: "<Function><Name>update(with:)</Name><USR>s:s9OptionSetPs7ElementQzRszrlE6update4withxSgx_tF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable mutating func update(with newMember: FooRuncingOptions) -&gt; FooRuncingOptions?</Declaration><CommentParts><Abstract><Para>Inserts the given element into the set.</Para></Abstract><ResultDiscussion><Para>The intersection of <codeVoice>[newMember]</codeVoice> and the set if the intersection was nonempty; otherwise, <codeVoice>nil</codeVoice>.</Para></ResultDiscussion><Discussion><Para>If <codeVoice>newMember</codeVoice> is not contained in the set but subsumes current members of the set, the subsumed members are returned.</Para><CodeListing language=\"swift\"><zCodeLineNumbered><![CDATA[var options: ShippingOptions = [.secondDay, .priority]]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[let replaced = options.update(with: .express)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[print(replaced == .secondDay)]]></zCodeLineNumbered><zCodeLineNumbered><![CDATA[// Prints \"true\"]]></zCodeLineNumbered><zCodeLineNumbered></zCodeLineNumbered></CodeListing></Discussion></CommentParts></Function>",
+        key.offset: 2726,
         key.length: 88,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@discardableResult</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>mutating</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>update</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>with</decl.var.parameter.argument_label> <decl.var.parameter.name>newMember</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct>?</decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -5637,7 +5627,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "with",
             key.name: "newMember",
-            key.offset: 2769,
+            key.offset: 2774,
             key.length: 17
           }
         ]
@@ -5646,15 +5636,10 @@ var FooSubUnnamedEnumeratorA1: Int { get }
   },
   {
     key.kind: source.lang.swift.decl.extension.struct,
-    key.generic_requirements: [
-      {
-        key.description: "Self.RawValue : FixedWidthInteger"
-      }
-    ],
-    key.doc.full_as_xml: "<Other><Name></Name><Declaration>extension FooRuncingOptions where Self.RawValue : FixedWidthInteger</Declaration><CommentParts><Abstract><Para><codeVoice>OptionSet</codeVoice> requirements for which default implementations are supplied when <codeVoice>RawValue</codeVoice> conforms to <codeVoice>FixedWidthInteger</codeVoice>, which is the usual case.  Each distinct bit of an option set’s <codeVoice>.rawValue</codeVoice> corresponds to a disjoint value of the <codeVoice>OptionSet</codeVoice>.</Para></Abstract><Discussion><Note><Para>A type conforming to <codeVoice>OptionSet</codeVoice> can implement any of these initializers or methods, and those implementations will be used in lieu of these defaults.</Para></Note><List-Bullet><Item><Para><codeVoice>union</codeVoice> is implemented as a bitwise “or” (<codeVoice>|</codeVoice>) of <codeVoice>rawValue</codeVoice>s</Para></Item><Item><Para><codeVoice>intersection</codeVoice> is implemented as a bitwise “and” (<codeVoice>&amp;</codeVoice>) of <codeVoice>rawValue</codeVoice>s</Para></Item><Item><Para><codeVoice>symmetricDifference</codeVoice> is implemented as a bitwise “exclusive or” (<codeVoice>^</codeVoice>) of <codeVoice>rawValue</codeVoice>s</Para></Item></List-Bullet></Discussion></CommentParts></Other>",
-    key.offset: 2813,
+    key.doc.full_as_xml: "<Other><Name></Name><Declaration>extension FooRuncingOptions</Declaration><CommentParts><Abstract><Para><codeVoice>OptionSet</codeVoice> requirements for which default implementations are supplied when <codeVoice>RawValue</codeVoice> conforms to <codeVoice>FixedWidthInteger</codeVoice>, which is the usual case.  Each distinct bit of an option set’s <codeVoice>.rawValue</codeVoice> corresponds to a disjoint value of the <codeVoice>OptionSet</codeVoice>.</Para></Abstract><Discussion><Note><Para>A type conforming to <codeVoice>OptionSet</codeVoice> can implement any of these initializers or methods, and those implementations will be used in lieu of these defaults.</Para></Note><List-Bullet><Item><Para><codeVoice>union</codeVoice> is implemented as a bitwise “or” (<codeVoice>|</codeVoice>) of <codeVoice>rawValue</codeVoice>s</Para></Item><Item><Para><codeVoice>intersection</codeVoice> is implemented as a bitwise “and” (<codeVoice>&amp;</codeVoice>) of <codeVoice>rawValue</codeVoice>s</Para></Item><Item><Para><codeVoice>symmetricDifference</codeVoice> is implemented as a bitwise “exclusive or” (<codeVoice>^</codeVoice>) of <codeVoice>rawValue</codeVoice>s</Para></Item></List-Bullet></Discussion></CommentParts></Other>",
+    key.offset: 2818,
     key.length: 279,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:s9OptionSetP\">OptionSet</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.generic_type_param usr=\"s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE4Selfxmfp\">Self</ref.generic_type_param>.RawValue : <ref.protocol usr=\"s:s17FixedWidthIntegerP\">FixedWidthInteger</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct>",
     key.extends: {
       key.kind: source.lang.swift.ref.struct,
       key.name: "FooRuncingOptions",
@@ -5666,8 +5651,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "init()",
         key.usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlExycfc::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlExycfc",
-        key.doc.full_as_xml: "<Function><Name>init()</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlExycfc</USR><Declaration>@inlinable init()</Declaration><CommentParts><Abstract><Para>Creates an empty option set.</Para></Abstract><Discussion><Para>This initializer creates an option set with a raw value of zero.</Para></Discussion></CommentParts></Function>",
-        key.offset: 2848,
+        key.doc.full_as_xml: "<Function><Name>init()</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlExycfc::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable init()</Declaration><CommentParts><Abstract><Para>Creates an empty option set.</Para></Abstract><Discussion><Para>This initializer creates an option set with a raw value of zero.</Para></Discussion></CommentParts></Function>",
+        key.offset: 2853,
         key.length: 17,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>init</syntaxtype.keyword>()</decl.function.constructor>"
       },
@@ -5676,8 +5661,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "formUnion(_:)",
         key.usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE9formUnionyyxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE9formUnionyyxF",
-        key.doc.full_as_xml: "<Function><Name>formUnion(_:)</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE9formUnionyyxF</USR><Declaration>@inlinable mutating func formUnion(_ other: Self)</Declaration><CommentParts><Abstract><Para>Inserts the elements of another set into this option set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><Discussion><Para>This method is implemented as a <codeVoice>|</codeVoice> (bitwise OR) operation on the two sets’ raw values.</Para></Discussion></CommentParts></Function>",
-        key.offset: 2871,
+        key.doc.full_as_xml: "<Function><Name>formUnion(_:)</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE9formUnionyyxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable mutating func formUnion(_ other: FooRuncingOptions)</Declaration><CommentParts><Abstract><Para>Inserts the elements of another set into this option set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><Discussion><Para>This method is implemented as a <codeVoice>|</codeVoice> (bitwise OR) operation on the two sets’ raw values.</Para></Discussion></CommentParts></Function>",
+        key.offset: 2876,
         key.length: 62,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>mutating</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>formUnion</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.method.instance>",
         key.entities: [
@@ -5685,7 +5670,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 2915,
+            key.offset: 2920,
             key.length: 17
           }
         ]
@@ -5695,8 +5680,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "formIntersection(_:)",
         key.usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE16formIntersectionyyxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE16formIntersectionyyxF",
-        key.doc.full_as_xml: "<Function><Name>formIntersection(_:)</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE16formIntersectionyyxF</USR><Declaration>@inlinable mutating func formIntersection(_ other: Self)</Declaration><CommentParts><Abstract><Para>Removes all elements of this option set that are not also present in the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><Discussion><Para>This method is implemented as a <codeVoice>&amp;</codeVoice> (bitwise AND) operation on the two sets’ raw values.</Para></Discussion></CommentParts></Function>",
-        key.offset: 2939,
+        key.doc.full_as_xml: "<Function><Name>formIntersection(_:)</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE16formIntersectionyyxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable mutating func formIntersection(_ other: FooRuncingOptions)</Declaration><CommentParts><Abstract><Para>Removes all elements of this option set that are not also present in the given set.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><Discussion><Para>This method is implemented as a <codeVoice>&amp;</codeVoice> (bitwise AND) operation on the two sets’ raw values.</Para></Discussion></CommentParts></Function>",
+        key.offset: 2944,
         key.length: 69,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>mutating</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>formIntersection</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.method.instance>",
         key.entities: [
@@ -5704,7 +5689,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 2990,
+            key.offset: 2995,
             key.length: 17
           }
         ]
@@ -5714,8 +5699,8 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "formSymmetricDifference(_:)",
         key.usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE23formSymmetricDifferenceyyxF::SYNTHESIZED::c:@E@FooRuncingOptions",
         key.original_usr: "s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE23formSymmetricDifferenceyyxF",
-        key.doc.full_as_xml: "<Function><Name>formSymmetricDifference(_:)</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE23formSymmetricDifferenceyyxF</USR><Declaration>@inlinable mutating func formSymmetricDifference(_ other: Self)</Declaration><CommentParts><Abstract><Para>Replaces this set with a new set containing all elements contained in either this set or the given set, but not in both.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><Discussion><Para>This method is implemented as a <codeVoice>^</codeVoice> (bitwise XOR) operation on the two sets’ raw values.</Para></Discussion></CommentParts></Function>",
-        key.offset: 3014,
+        key.doc.full_as_xml: "<Function><Name>formSymmetricDifference(_:)</Name><USR>s:s9OptionSetPss17FixedWidthInteger8RawValueRpzrlE23formSymmetricDifferenceyyxF::SYNTHESIZED::c:@E@FooRuncingOptions</USR><Declaration>@inlinable mutating func formSymmetricDifference(_ other: FooRuncingOptions)</Declaration><CommentParts><Abstract><Para>Replaces this set with a new set containing all elements contained in either this set or the given set, but not in both.</Para></Abstract><Parameters><Parameter><Name>other</Name><Direction isExplicit=\"0\">in</Direction><Discussion><Para>An option set.</Para></Discussion></Parameter></Parameters><Discussion><Para>This method is implemented as a <codeVoice>^</codeVoice> (bitwise XOR) operation on the two sets’ raw values.</Para></Discussion></CommentParts></Function>",
+        key.offset: 3019,
         key.length: 76,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>mutating</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>formSymmetricDifference</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>other</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooRuncingOptions\">FooRuncingOptions</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.method.instance>",
         key.entities: [
@@ -5723,7 +5708,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "other",
-            key.offset: 3072,
+            key.offset: 3077,
             key.length: 17
           }
         ]
@@ -5734,7 +5719,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.struct,
     key.name: "FooStruct1",
     key.usr: "c:@S@FooStruct1",
-    key.offset: 3093,
+    key.offset: 3098,
     key.length: 105,
     key.fully_annotated_decl: "<decl.struct><syntaxtype.keyword>struct</syntaxtype.keyword> <decl.name>FooStruct1</decl.name></decl.struct>",
     key.entities: [
@@ -5742,7 +5727,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "x",
         key.usr: "c:@S@FooStruct1@FI@x",
-        key.offset: 3118,
+        key.offset: 3123,
         key.length: 12,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>x</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -5750,7 +5735,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "y",
         key.usr: "c:@S@FooStruct1@FI@y",
-        key.offset: 3136,
+        key.offset: 3141,
         key.length: 13,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>y</decl.name>: <decl.var.type><ref.struct usr=\"s:Sd\">Double</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -5758,7 +5743,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init()",
         key.usr: "s:So10FooStruct1VABycfc",
-        key.offset: 3155,
+        key.offset: 3160,
         key.length: 6,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>()</decl.function.constructor>"
       },
@@ -5766,7 +5751,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(x:y:)",
         key.usr: "s:So10FooStruct1V1x1yABs5Int32V_Sdtcfc",
-        key.offset: 3167,
+        key.offset: 3172,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>(<decl.var.parameter><decl.var.parameter.argument_label>x</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>y</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:Sd\">Double</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -5774,14 +5759,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "x",
             key.name: "x",
-            key.offset: 3177,
+            key.offset: 3182,
             key.length: 5
           },
           {
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "y",
             key.name: "y",
-            key.offset: 3189,
+            key.offset: 3194,
             key.length: 6
           }
         ]
@@ -5792,7 +5777,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.typealias,
     key.name: "FooStruct1Pointer",
     key.usr: "c:Foo.h@T@FooStruct1Pointer",
-    key.offset: 3199,
+    key.offset: 3204,
     key.length: 62,
     key.fully_annotated_decl: "<decl.typealias><syntaxtype.keyword>typealias</syntaxtype.keyword> <decl.name>FooStruct1Pointer</decl.name> = <ref.struct usr=\"s:Sp\">UnsafeMutablePointer</ref.struct>&lt;<ref.struct usr=\"c:@S@FooStruct1\">FooStruct1</ref.struct>&gt;</decl.typealias>",
     key.conforms: [
@@ -5807,7 +5792,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.struct,
     key.name: "FooStruct2",
     key.usr: "c:@S@FooStruct2",
-    key.offset: 3262,
+    key.offset: 3267,
     key.length: 105,
     key.fully_annotated_decl: "<decl.struct><syntaxtype.keyword>struct</syntaxtype.keyword> <decl.name>FooStruct2</decl.name></decl.struct>",
     key.entities: [
@@ -5815,7 +5800,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "x",
         key.usr: "c:@S@FooStruct2@FI@x",
-        key.offset: 3287,
+        key.offset: 3292,
         key.length: 12,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>x</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -5823,7 +5808,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "y",
         key.usr: "c:@S@FooStruct2@FI@y",
-        key.offset: 3305,
+        key.offset: 3310,
         key.length: 13,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>y</decl.name>: <decl.var.type><ref.struct usr=\"s:Sd\">Double</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -5831,7 +5816,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init()",
         key.usr: "s:So10FooStruct2VABycfc",
-        key.offset: 3324,
+        key.offset: 3329,
         key.length: 6,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>()</decl.function.constructor>"
       },
@@ -5839,7 +5824,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(x:y:)",
         key.usr: "s:So10FooStruct2V1x1yABs5Int32V_Sdtcfc",
-        key.offset: 3336,
+        key.offset: 3341,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>(<decl.var.parameter><decl.var.parameter.argument_label>x</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>y</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:Sd\">Double</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -5847,14 +5832,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "x",
             key.name: "x",
-            key.offset: 3346,
+            key.offset: 3351,
             key.length: 5
           },
           {
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "y",
             key.name: "y",
-            key.offset: 3358,
+            key.offset: 3363,
             key.length: 6
           }
         ]
@@ -5865,7 +5850,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.typealias,
     key.name: "FooStructTypedef1",
     key.usr: "c:Foo.h@T@FooStructTypedef1",
-    key.offset: 3368,
+    key.offset: 3373,
     key.length: 40,
     key.fully_annotated_decl: "<decl.typealias><syntaxtype.keyword>typealias</syntaxtype.keyword> <decl.name>FooStructTypedef1</decl.name> = <ref.struct usr=\"c:@S@FooStruct2\">FooStruct2</ref.struct></decl.typealias>"
   },
@@ -5873,7 +5858,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.struct,
     key.name: "FooStructTypedef2",
     key.usr: "c:@SA@FooStructTypedef2",
-    key.offset: 3409,
+    key.offset: 3414,
     key.length: 112,
     key.fully_annotated_decl: "<decl.struct><syntaxtype.keyword>struct</syntaxtype.keyword> <decl.name>FooStructTypedef2</decl.name></decl.struct>",
     key.entities: [
@@ -5881,7 +5866,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "x",
         key.usr: "c:@SA@FooStructTypedef2@FI@x",
-        key.offset: 3441,
+        key.offset: 3446,
         key.length: 12,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>x</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -5889,7 +5874,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "y",
         key.usr: "c:@SA@FooStructTypedef2@FI@y",
-        key.offset: 3459,
+        key.offset: 3464,
         key.length: 13,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>y</decl.name>: <decl.var.type><ref.struct usr=\"s:Sd\">Double</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -5897,7 +5882,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init()",
         key.usr: "s:So17FooStructTypedef2aABycfc",
-        key.offset: 3478,
+        key.offset: 3483,
         key.length: 6,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>()</decl.function.constructor>"
       },
@@ -5905,7 +5890,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(x:y:)",
         key.usr: "s:So17FooStructTypedef2a1x1yABs5Int32V_Sdtcfc",
-        key.offset: 3490,
+        key.offset: 3495,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>(<decl.var.parameter><decl.var.parameter.argument_label>x</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>y</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:Sd\">Double</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -5913,14 +5898,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "x",
             key.name: "x",
-            key.offset: 3500,
+            key.offset: 3505,
             key.length: 5
           },
           {
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "y",
             key.name: "y",
-            key.offset: 3512,
+            key.offset: 3517,
             key.length: 6
           }
         ]
@@ -5932,7 +5917,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "FooTypedef1",
     key.usr: "c:Foo.h@T@FooTypedef1",
     key.doc.full_as_xml: "<Typedef file=Foo.h line=\"60\" column=\"13\"><Name>FooTypedef1</Name><USR>c:Foo.h@T@FooTypedef1</USR><Declaration>typealias FooTypedef1 = Int32</Declaration><Abstract><Para> Aaa.  FooTypedef1.  Bbb.</Para></Abstract></Typedef>",
-    key.offset: 3522,
+    key.offset: 3527,
     key.length: 29,
     key.fully_annotated_decl: "<decl.typealias><syntaxtype.keyword>typealias</syntaxtype.keyword> <decl.name>FooTypedef1</decl.name> = <ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.typealias>",
     key.conforms: [
@@ -5958,7 +5943,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "fooIntVar",
     key.usr: "c:@fooIntVar",
     key.doc.full_as_xml: "<Variable file=Foo.h line=\"63\" column=\"12\"><Name>fooIntVar</Name><USR>c:@fooIntVar</USR><Declaration>var fooIntVar: Int32</Declaration><Abstract><Para> Aaa.  fooIntVar.  Bbb.</Para></Abstract></Variable>",
-    key.offset: 3552,
+    key.offset: 3557,
     key.length: 20,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>fooIntVar</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type></decl.var.global>"
   },
@@ -5967,7 +5952,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "fooFunc1(_:)",
     key.usr: "c:@F@fooFunc1",
     key.doc.full_as_xml: "<Function file=Foo.h line=\"66\" column=\"5\"><Name>fooFunc1</Name><USR>c:@F@fooFunc1</USR><Declaration>func fooFunc1(_ a: Int32) -&gt; Int32</Declaration><Abstract><Para> Aaa.  fooFunc1.  Bbb.</Para></Abstract></Function>",
-    key.offset: 3573,
+    key.offset: 3578,
     key.length: 34,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFunc1</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>a</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.function.returntype></decl.function.free>",
     key.entities: [
@@ -5975,7 +5960,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "a",
-        key.offset: 3592,
+        key.offset: 3597,
         key.length: 5
       }
     ]
@@ -5984,14 +5969,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "fooFunc1AnonymousParam(_:)",
     key.usr: "c:@F@fooFunc1AnonymousParam",
-    key.offset: 3608,
+    key.offset: 3613,
     key.length: 48,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFunc1AnonymousParam</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.function.returntype></decl.function.free>",
     key.entities: [
       {
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
-        key.offset: 3641,
+        key.offset: 3646,
         key.length: 5
       }
     ]
@@ -6000,7 +5985,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "fooFunc3(_:_:_:_:)",
     key.usr: "c:@F@fooFunc3",
-    key.offset: 3657,
+    key.offset: 3662,
     key.length: 94,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFunc3</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>a</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>b</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:Sf\">Float</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>c</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:Sd\">Double</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>d</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:Sp\">UnsafeMutablePointer</ref.struct>&lt;<ref.struct usr=\"s:s5Int32V\">Int32</ref.struct>&gt;!</decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.function.returntype></decl.function.free>",
     key.entities: [
@@ -6008,28 +5993,28 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "a",
-        key.offset: 3676,
+        key.offset: 3681,
         key.length: 5
       },
       {
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "b",
-        key.offset: 3688,
+        key.offset: 3693,
         key.length: 5
       },
       {
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "c",
-        key.offset: 3700,
+        key.offset: 3705,
         key.length: 6
       },
       {
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "d",
-        key.offset: 3713,
+        key.offset: 3718,
         key.length: 28
       }
     ]
@@ -6038,7 +6023,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "fooFuncWithBlock(_:)",
     key.usr: "c:@F@fooFuncWithBlock",
-    key.offset: 3752,
+    key.offset: 3757,
     key.length: 49,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncWithBlock</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>blk</decl.var.parameter.name>: <decl.var.parameter.type>((<decl.var.parameter><decl.var.parameter.type><ref.struct usr=\"s:Sf\">Float</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.function.returntype>)!</decl.var.parameter.type></decl.var.parameter>)</decl.function.free>",
     key.entities: [
@@ -6046,7 +6031,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "blk",
-        key.offset: 3781,
+        key.offset: 3786,
         key.length: 19
       }
     ]
@@ -6055,7 +6040,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "fooFuncWithFunctionPointer(_:)",
     key.usr: "c:@F@fooFuncWithFunctionPointer",
-    key.offset: 3802,
+    key.offset: 3807,
     key.length: 60,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncWithFunctionPointer</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>fptr</decl.var.parameter.name>: <decl.var.parameter.type>((<decl.var.parameter><decl.var.parameter.type><ref.struct usr=\"s:Sf\">Float</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.function.returntype>)!</decl.var.parameter.type></decl.var.parameter>)</decl.function.free>",
     key.entities: [
@@ -6063,7 +6048,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "fptr",
-        key.offset: 3842,
+        key.offset: 3847,
         key.length: 19
       }
     ]
@@ -6072,7 +6057,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "fooFuncNoreturn1()",
     key.usr: "c:@F@fooFuncNoreturn1",
-    key.offset: 3863,
+    key.offset: 3868,
     key.length: 32,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncNoreturn1</decl.name>() -&gt; <decl.function.returntype><ref.enum usr=\"s:s5NeverO\">Never</ref.enum></decl.function.returntype></decl.function.free>"
   },
@@ -6080,7 +6065,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "fooFuncNoreturn2()",
     key.usr: "c:@F@fooFuncNoreturn2",
-    key.offset: 3896,
+    key.offset: 3901,
     key.length: 32,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncNoreturn2</decl.name>() -&gt; <decl.function.returntype><ref.enum usr=\"s:s5NeverO\">Never</ref.enum></decl.function.returntype></decl.function.free>"
   },
@@ -6089,7 +6074,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "fooFuncWithComment1()",
     key.usr: "c:@F@fooFuncWithComment1",
     key.doc.full_as_xml: "<Function file=Foo.h line=\"89\" column=\"6\"><Name>fooFuncWithComment1</Name><USR>c:@F@fooFuncWithComment1</USR><Declaration>func fooFuncWithComment1()</Declaration><Abstract><Para> Aaa.  fooFuncWithComment1.  Bbb. Ccc.</Para></Abstract><Discussion><Para> Ddd.</Para></Discussion></Function>",
-    key.offset: 3929,
+    key.offset: 3934,
     key.length: 26,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncWithComment1</decl.name>()</decl.function.free>"
   },
@@ -6098,7 +6083,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "fooFuncWithComment2()",
     key.usr: "c:@F@fooFuncWithComment2",
     key.doc.full_as_xml: "<Function file=Foo.h line=\"94\" column=\"6\"><Name>fooFuncWithComment2</Name><USR>c:@F@fooFuncWithComment2</USR><Declaration>func fooFuncWithComment2()</Declaration><Abstract><Para>  Aaa.  fooFuncWithComment2.  Bbb.</Para></Abstract></Function>",
-    key.offset: 3956,
+    key.offset: 3961,
     key.length: 26,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncWithComment2</decl.name>()</decl.function.free>"
   },
@@ -6107,7 +6092,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "fooFuncWithComment3()",
     key.usr: "c:@F@fooFuncWithComment3",
     key.doc.full_as_xml: "<Function file=Foo.h line=\"102\" column=\"6\"><Name>fooFuncWithComment3</Name><USR>c:@F@fooFuncWithComment3</USR><Declaration>func fooFuncWithComment3()</Declaration><Abstract><Para> Aaa.  fooFuncWithComment3.  Bbb.</Para></Abstract><Discussion><Para> Ccc.</Para></Discussion></Function>",
-    key.offset: 3983,
+    key.offset: 3988,
     key.length: 26,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncWithComment3</decl.name>()</decl.function.free>"
   },
@@ -6116,7 +6101,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "fooFuncWithComment4()",
     key.usr: "c:@F@fooFuncWithComment4",
     key.doc.full_as_xml: "<Function file=Foo.h line=\"108\" column=\"6\"><Name>fooFuncWithComment4</Name><USR>c:@F@fooFuncWithComment4</USR><Declaration>func fooFuncWithComment4()</Declaration><Abstract><Para> Aaa.  fooFuncWithComment4.  Bbb.</Para></Abstract><Discussion><Para> Ddd.</Para></Discussion></Function>",
-    key.offset: 4010,
+    key.offset: 4015,
     key.length: 26,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncWithComment4</decl.name>()</decl.function.free>"
   },
@@ -6125,7 +6110,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "fooFuncWithComment5()",
     key.usr: "c:@F@fooFuncWithComment5",
     key.doc.full_as_xml: "<Function file=Foo.h line=\"114\" column=\"6\"><Name>fooFuncWithComment5</Name><USR>c:@F@fooFuncWithComment5</USR><Declaration>func fooFuncWithComment5()</Declaration><Abstract><Para> Aaa.  fooFuncWithComment5.  Bbb. Ccc.</Para></Abstract><Discussion><Para> Ddd.</Para></Discussion></Function>",
-    key.offset: 4037,
+    key.offset: 4042,
     key.length: 26,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooFuncWithComment5</decl.name>()</decl.function.free>"
   },
@@ -6134,7 +6119,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "redeclaredInMultipleModulesFunc1(_:)",
     key.usr: "c:@F@redeclaredInMultipleModulesFunc1",
     key.doc.full_as_xml: "<Function file=Foo.h line=\"118\" column=\"5\"><Name>redeclaredInMultipleModulesFunc1</Name><USR>c:@F@redeclaredInMultipleModulesFunc1</USR><Declaration>func redeclaredInMultipleModulesFunc1(_ a: Int32) -&gt; Int32</Declaration><Abstract><Para> Aaa.  redeclaredInMultipleModulesFunc1.  Bbb.</Para></Abstract></Function>",
-    key.offset: 4064,
+    key.offset: 4069,
     key.length: 58,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>redeclaredInMultipleModulesFunc1</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>a</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.function.returntype></decl.function.free>",
     key.entities: [
@@ -6142,7 +6127,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "a",
-        key.offset: 4107,
+        key.offset: 4112,
         key.length: 5
       }
     ]
@@ -6152,7 +6137,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "FooProtocolBase",
     key.usr: "c:objc(pl)FooProtocolBase",
     key.doc.full_as_xml: "<Other file=Foo.h line=\"121\" column=\"11\"><Name>FooProtocolBase</Name><USR>c:objc(pl)FooProtocolBase</USR><Declaration>protocol FooProtocolBase</Declaration><Abstract><Para> Aaa.  FooProtocolBase.  Bbb.</Para></Abstract></Other>",
-    key.offset: 4123,
+    key.offset: 4128,
     key.length: 301,
     key.fully_annotated_decl: "<decl.protocol><syntaxtype.keyword>protocol</syntaxtype.keyword> <decl.name>FooProtocolBase</decl.name></decl.protocol>",
     key.entities: [
@@ -6161,7 +6146,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "fooProtoFunc()",
         key.usr: "c:objc(pl)FooProtocolBase(im)fooProtoFunc",
         key.doc.full_as_xml: "<Function isInstanceMethod=\"1\" file=Foo.h line=\"125\" column=\"1\"><Name>fooProtoFunc</Name><USR>c:objc(pl)FooProtocolBase(im)fooProtoFunc</USR><Declaration>func fooProtoFunc()</Declaration><Abstract><Para> Aaa.  fooProtoFunc.  Bbb. Ccc.</Para></Abstract></Function>",
-        key.offset: 4155,
+        key.offset: 4160,
         key.length: 19,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooProtoFunc</decl.name>()</decl.function.method.instance>"
       },
@@ -6170,7 +6155,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "fooProtoFuncWithExtraIndentation1()",
         key.usr: "c:objc(pl)FooProtocolBase(im)fooProtoFuncWithExtraIndentation1",
         key.doc.full_as_xml: "<Function isInstanceMethod=\"1\" file=Foo.h line=\"129\" column=\"3\"><Name>fooProtoFuncWithExtraIndentation1</Name><USR>c:objc(pl)FooProtocolBase(im)fooProtoFuncWithExtraIndentation1</USR><Declaration>func fooProtoFuncWithExtraIndentation1()</Declaration><Abstract><Para> Aaa.  fooProtoFuncWithExtraIndentation1.  Bbb. Ccc.</Para></Abstract></Function>",
-        key.offset: 4180,
+        key.offset: 4185,
         key.length: 40,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooProtoFuncWithExtraIndentation1</decl.name>()</decl.function.method.instance>"
       },
@@ -6179,7 +6164,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "fooProtoFuncWithExtraIndentation2()",
         key.usr: "c:objc(pl)FooProtocolBase(im)fooProtoFuncWithExtraIndentation2",
         key.doc.full_as_xml: "<Function isInstanceMethod=\"1\" file=Foo.h line=\"135\" column=\"3\"><Name>fooProtoFuncWithExtraIndentation2</Name><USR>c:objc(pl)FooProtocolBase(im)fooProtoFuncWithExtraIndentation2</USR><Declaration>func fooProtoFuncWithExtraIndentation2()</Declaration><Abstract><Para> Aaa.  fooProtoFuncWithExtraIndentation2.  Bbb. Ccc.</Para></Abstract></Function>",
-        key.offset: 4226,
+        key.offset: 4231,
         key.length: 40,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooProtoFuncWithExtraIndentation2</decl.name>()</decl.function.method.instance>"
       },
@@ -6187,7 +6172,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.static,
         key.name: "fooProtoClassFunc()",
         key.usr: "c:objc(pl)FooProtocolBase(cm)fooProtoClassFunc",
-        key.offset: 4272,
+        key.offset: 4277,
         key.length: 31,
         key.fully_annotated_decl: "<decl.function.method.static><syntaxtype.keyword>static</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooProtoClassFunc</decl.name>()</decl.function.method.static>"
       },
@@ -6195,7 +6180,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "fooProperty1",
         key.usr: "c:objc(pl)FooProtocolBase(py)fooProperty1",
-        key.offset: 4309,
+        key.offset: 4314,
         key.length: 35,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>fooProperty1</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6203,7 +6188,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "fooProperty2",
         key.usr: "c:objc(pl)FooProtocolBase(py)fooProperty2",
-        key.offset: 4350,
+        key.offset: 4355,
         key.length: 35,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>fooProperty2</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6211,7 +6196,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "fooProperty3",
         key.usr: "c:objc(pl)FooProtocolBase(py)fooProperty3",
-        key.offset: 4391,
+        key.offset: 4396,
         key.length: 31,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>fooProperty3</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.instance>"
       }
@@ -6221,7 +6206,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.protocol,
     key.name: "FooProtocolDerived",
     key.usr: "c:objc(pl)FooProtocolDerived",
-    key.offset: 4425,
+    key.offset: 4430,
     key.length: 49,
     key.fully_annotated_decl: "<decl.protocol><syntaxtype.keyword>protocol</syntaxtype.keyword> <decl.name>FooProtocolDerived</decl.name> : <ref.protocol usr=\"c:objc(pl)FooProtocolBase\">FooProtocolBase</ref.protocol></decl.protocol>",
     key.conforms: [
@@ -6236,7 +6221,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.class,
     key.name: "FooClassBase",
     key.usr: "c:objc(cs)FooClassBase",
-    key.offset: 4475,
+    key.offset: 4480,
     key.length: 392,
     key.fully_annotated_decl: "<decl.class><syntaxtype.keyword>class</syntaxtype.keyword> <decl.name>FooClassBase</decl.name></decl.class>",
     key.entities: [
@@ -6244,7 +6229,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "fooBaseInstanceFunc0()",
         key.usr: "c:objc(cs)FooClassBase(im)fooBaseInstanceFunc0",
-        key.offset: 4501,
+        key.offset: 4506,
         key.length: 27,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooBaseInstanceFunc0</decl.name>()</decl.function.method.instance>"
       },
@@ -6252,7 +6237,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "fooBaseInstanceFunc1(_:)",
         key.usr: "c:objc(cs)FooClassBase(im)fooBaseInstanceFunc1:",
-        key.offset: 4534,
+        key.offset: 4539,
         key.length: 60,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooBaseInstanceFunc1</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>anObject</decl.var.parameter.name>: <decl.var.parameter.type><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.class usr=\"c:objc(cs)FooClassBase\">FooClassBase</ref.class>!</decl.function.returntype></decl.function.method.instance>",
         key.entities: [
@@ -6260,7 +6245,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "anObject",
-            key.offset: 4572,
+            key.offset: 4577,
             key.length: 4
           }
         ]
@@ -6269,7 +6254,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init()",
         key.usr: "c:objc(cs)FooClassBase(im)init",
-        key.offset: 4600,
+        key.offset: 4605,
         key.length: 7,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>!()</decl.function.constructor>"
       },
@@ -6277,7 +6262,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(float:)",
         key.usr: "c:objc(cs)FooClassBase(im)initWithFloat:",
-        key.offset: 4613,
+        key.offset: 4618,
         key.length: 33,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>convenience</syntaxtype.keyword> <syntaxtype.keyword>init</syntaxtype.keyword>!(<decl.var.parameter><decl.var.parameter.argument_label>float</decl.var.parameter.argument_label> <decl.var.parameter.name>f</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:Sf\">Float</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -6285,7 +6270,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "float",
             key.name: "f",
-            key.offset: 4640,
+            key.offset: 4645,
             key.length: 5
           }
         ]
@@ -6294,7 +6279,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "fooBaseInstanceFuncOverridden()",
         key.usr: "c:objc(cs)FooClassBase(im)fooBaseInstanceFuncOverridden",
-        key.offset: 4652,
+        key.offset: 4657,
         key.length: 36,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooBaseInstanceFuncOverridden</decl.name>()</decl.function.method.instance>"
       },
@@ -6302,7 +6287,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.class,
         key.name: "fooBaseClassFunc0()",
         key.usr: "c:objc(cs)FooClassBase(cm)fooBaseClassFunc0",
-        key.offset: 4694,
+        key.offset: 4699,
         key.length: 30,
         key.fully_annotated_decl: "<decl.function.method.class><syntaxtype.keyword>class</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooBaseClassFunc0</decl.name>()</decl.function.method.class>"
       },
@@ -6310,7 +6295,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "_internalMeth1()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth1",
-        key.offset: 4730,
+        key.offset: 4735,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth1</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6318,7 +6303,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "_internalMeth2()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth2",
-        key.offset: 4765,
+        key.offset: 4770,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth2</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6326,7 +6311,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "nonInternalMeth()",
         key.usr: "c:objc(cs)FooClassBase(im)nonInternalMeth",
-        key.offset: 4800,
+        key.offset: 4805,
         key.length: 30,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>nonInternalMeth</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6334,7 +6319,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "_internalMeth3()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth3",
-        key.offset: 4836,
+        key.offset: 4841,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth3</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       }
@@ -6345,7 +6330,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.name: "FooClassDerived",
     key.usr: "c:objc(cs)FooClassDerived",
     key.doc.full_as_xml: "<Other file=Foo.h line=\"158\" column=\"12\"><Name>FooClassDerived</Name><USR>c:objc(cs)FooClassDerived</USR><Declaration>class FooClassDerived : FooClassBase, FooProtocolDerived</Declaration><Abstract><Para> Aaa.  FooClassDerived.  Bbb.</Para></Abstract></Other>",
-    key.offset: 4868,
+    key.offset: 4873,
     key.length: 493,
     key.fully_annotated_decl: "<decl.class><syntaxtype.keyword>class</syntaxtype.keyword> <decl.name>FooClassDerived</decl.name> : <ref.class usr=\"c:objc(cs)FooClassBase\">FooClassBase</ref.class>, <ref.protocol usr=\"c:objc(pl)FooProtocolDerived\">FooProtocolDerived</ref.protocol></decl.class>",
     key.inherits: [
@@ -6367,7 +6352,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "fooProperty1",
         key.usr: "c:objc(cs)FooClassDerived(py)fooProperty1",
-        key.offset: 4932,
+        key.offset: 4937,
         key.length: 23,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>fooProperty1</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6375,7 +6360,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "fooProperty2",
         key.usr: "c:objc(cs)FooClassDerived(py)fooProperty2",
-        key.offset: 4961,
+        key.offset: 4966,
         key.length: 23,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>fooProperty2</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6383,7 +6368,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "fooProperty3",
         key.usr: "c:objc(cs)FooClassDerived(py)fooProperty3",
-        key.offset: 4990,
+        key.offset: 4995,
         key.length: 31,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>fooProperty3</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6391,7 +6376,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "fooInstanceFunc0()",
         key.usr: "c:objc(cs)FooClassDerived(im)fooInstanceFunc0",
-        key.offset: 5027,
+        key.offset: 5032,
         key.length: 23,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooInstanceFunc0</decl.name>()</decl.function.method.instance>"
       },
@@ -6399,7 +6384,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "fooInstanceFunc1(_:)",
         key.usr: "c:objc(cs)FooClassDerived(im)fooInstanceFunc1:",
-        key.offset: 5056,
+        key.offset: 5061,
         key.length: 33,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooInstanceFunc1</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>a</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.method.instance>",
         key.entities: [
@@ -6407,7 +6392,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "a",
-            key.offset: 5083,
+            key.offset: 5088,
             key.length: 5
           }
         ]
@@ -6416,7 +6401,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "fooInstanceFunc2(_:withB:)",
         key.usr: "c:objc(cs)FooClassDerived(im)fooInstanceFunc2:withB:",
-        key.offset: 5095,
+        key.offset: 5100,
         key.length: 49,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooInstanceFunc2</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>a</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>withB</decl.var.parameter.argument_label> <decl.var.parameter.name>b</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.method.instance>",
         key.entities: [
@@ -6424,14 +6409,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "a",
-            key.offset: 5122,
+            key.offset: 5127,
             key.length: 5
           },
           {
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "withB",
             key.name: "b",
-            key.offset: 5138,
+            key.offset: 5143,
             key.length: 5
           }
         ]
@@ -6440,7 +6425,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "fooBaseInstanceFuncOverridden()",
         key.usr: "c:objc(cs)FooClassDerived(im)fooBaseInstanceFuncOverridden",
-        key.offset: 5150,
+        key.offset: 5155,
         key.length: 36,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooBaseInstanceFuncOverridden</decl.name>()</decl.function.method.instance>",
         key.inherits: [
@@ -6455,7 +6440,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.class,
         key.name: "fooClassFunc0()",
         key.usr: "c:objc(cs)FooClassDerived(cm)fooClassFunc0",
-        key.offset: 5192,
+        key.offset: 5197,
         key.length: 26,
         key.fully_annotated_decl: "<decl.function.method.class><syntaxtype.keyword>class</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooClassFunc0</decl.name>()</decl.function.method.class>"
       },
@@ -6464,7 +6449,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth1()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth1::SYNTHESIZED::c:objc(cs)FooClassDerived",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth1",
-        key.offset: 5224,
+        key.offset: 5229,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth1</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6473,7 +6458,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth2()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth2::SYNTHESIZED::c:objc(cs)FooClassDerived",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth2",
-        key.offset: 5259,
+        key.offset: 5264,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth2</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6482,7 +6467,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "nonInternalMeth()",
         key.usr: "c:objc(cs)FooClassBase(im)nonInternalMeth::SYNTHESIZED::c:objc(cs)FooClassDerived",
         key.original_usr: "c:objc(cs)FooClassBase(im)nonInternalMeth",
-        key.offset: 5294,
+        key.offset: 5299,
         key.length: 30,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>nonInternalMeth</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6491,7 +6476,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth3()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth3::SYNTHESIZED::c:objc(cs)FooClassDerived",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth3",
-        key.offset: 5330,
+        key.offset: 5335,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth3</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       }
@@ -6501,7 +6486,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.typealias,
     key.name: "typedef_int_t",
     key.usr: "c:Foo.h@T@typedef_int_t",
-    key.offset: 5362,
+    key.offset: 5367,
     key.length: 31,
     key.fully_annotated_decl: "<decl.typealias><syntaxtype.keyword>typealias</syntaxtype.keyword> <decl.name>typedef_int_t</decl.name> = <ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.typealias>",
     key.conforms: [
@@ -6526,7 +6511,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_1",
     key.usr: "c:Foo.h@3836@macro@FOO_MACRO_1",
-    key.offset: 5394,
+    key.offset: 5399,
     key.length: 30,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_1</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6534,7 +6519,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_2",
     key.usr: "c:Foo.h@3858@macro@FOO_MACRO_2",
-    key.offset: 5425,
+    key.offset: 5430,
     key.length: 30,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_2</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6542,7 +6527,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_3",
     key.usr: "c:Foo.h@3880@macro@FOO_MACRO_3",
-    key.offset: 5456,
+    key.offset: 5461,
     key.length: 30,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_3</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6550,7 +6535,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_4",
     key.usr: "c:Foo.h@3944@macro@FOO_MACRO_4",
-    key.offset: 5487,
+    key.offset: 5492,
     key.length: 31,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_4</decl.name>: <decl.var.type><ref.struct usr=\"s:s6UInt32V\">UInt32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6558,7 +6543,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_5",
     key.usr: "c:Foo.h@3976@macro@FOO_MACRO_5",
-    key.offset: 5519,
+    key.offset: 5524,
     key.length: 31,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_5</decl.name>: <decl.var.type><ref.struct usr=\"s:s6UInt64V\">UInt64</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6566,7 +6551,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_6",
     key.usr: "c:Foo.h@4018@macro@FOO_MACRO_6",
-    key.offset: 5551,
+    key.offset: 5556,
     key.length: 38,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_6</decl.name>: <decl.var.type><ref.typealias usr=\"c:Foo.h@T@typedef_int_t\">typedef_int_t</ref.typealias></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6574,7 +6559,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_7",
     key.usr: "c:Foo.h@4059@macro@FOO_MACRO_7",
-    key.offset: 5590,
+    key.offset: 5595,
     key.length: 38,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_7</decl.name>: <decl.var.type><ref.typealias usr=\"c:Foo.h@T@typedef_int_t\">typedef_int_t</ref.typealias></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6582,7 +6567,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_8",
     key.usr: "c:Foo.h@4100@macro@FOO_MACRO_8",
-    key.offset: 5629,
+    key.offset: 5634,
     key.length: 29,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_8</decl.name>: <decl.var.type><ref.struct usr=\"s:s4Int8V\">Int8</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6590,7 +6575,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_9",
     key.usr: "c:Foo.h@4131@macro@FOO_MACRO_9",
-    key.offset: 5659,
+    key.offset: 5664,
     key.length: 30,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_9</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6598,7 +6583,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_10",
     key.usr: "c:Foo.h@4161@macro@FOO_MACRO_10",
-    key.offset: 5690,
+    key.offset: 5695,
     key.length: 31,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_10</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int16V\">Int16</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6606,7 +6591,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_11",
     key.usr: "c:Foo.h@4195@macro@FOO_MACRO_11",
-    key.offset: 5722,
+    key.offset: 5727,
     key.length: 29,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_11</decl.name>: <decl.var.type><ref.struct usr=\"s:Si\">Int</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6614,7 +6599,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_OR",
     key.usr: "c:Foo.h@4228@macro@FOO_MACRO_OR",
-    key.offset: 5752,
+    key.offset: 5757,
     key.length: 31,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_OR</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6622,7 +6607,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_AND",
     key.usr: "c:Foo.h@4277@macro@FOO_MACRO_AND",
-    key.offset: 5784,
+    key.offset: 5789,
     key.length: 32,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_AND</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6630,7 +6615,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_BITWIDTH",
     key.usr: "c:Foo.h@4327@macro@FOO_MACRO_BITWIDTH",
-    key.offset: 5817,
+    key.offset: 5822,
     key.length: 38,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_BITWIDTH</decl.name>: <decl.var.type><ref.struct usr=\"s:s6UInt64V\">UInt64</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6638,7 +6623,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_SIGNED",
     key.usr: "c:Foo.h@4382@macro@FOO_MACRO_SIGNED",
-    key.offset: 5856,
+    key.offset: 5861,
     key.length: 36,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_SIGNED</decl.name>: <decl.var.type><ref.struct usr=\"s:s6UInt32V\">UInt32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6646,7 +6631,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_REDEF_1",
     key.usr: "c:Foo.h@4593@macro@FOO_MACRO_REDEF_1",
-    key.offset: 5893,
+    key.offset: 5898,
     key.length: 36,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_REDEF_1</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6654,7 +6639,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_MACRO_REDEF_2",
     key.usr: "c:Foo.h@4650@macro@FOO_MACRO_REDEF_2",
-    key.offset: 5930,
+    key.offset: 5935,
     key.length: 36,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_MACRO_REDEF_2</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>"
   },
@@ -6662,7 +6647,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "theLastDeclInFoo()",
     key.usr: "c:@F@theLastDeclInFoo",
-    key.offset: 5967,
+    key.offset: 5972,
     key.length: 23,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>theLastDeclInFoo</decl.name>()</decl.function.free>"
   },
@@ -6670,7 +6655,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "_internalTopLevelFunc()",
     key.usr: "c:@F@_internalTopLevelFunc",
-    key.offset: 5991,
+    key.offset: 5996,
     key.length: 28,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalTopLevelFunc</decl.name>()</decl.function.free>"
   },
@@ -6678,7 +6663,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.struct,
     key.name: "_InternalStruct",
     key.usr: "c:@S@_InternalStruct",
-    key.offset: 6020,
+    key.offset: 6025,
     key.length: 78,
     key.fully_annotated_decl: "<decl.struct><syntaxtype.keyword>struct</syntaxtype.keyword> <decl.name>_InternalStruct</decl.name></decl.struct>",
     key.entities: [
@@ -6686,7 +6671,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "x",
         key.usr: "c:@S@_InternalStruct@FI@x",
-        key.offset: 6050,
+        key.offset: 6055,
         key.length: 12,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>x</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -6694,7 +6679,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init()",
         key.usr: "s:So15_InternalStructVABycfc",
-        key.offset: 6068,
+        key.offset: 6073,
         key.length: 6,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>()</decl.function.constructor>"
       },
@@ -6702,7 +6687,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(x:)",
         key.usr: "s:So15_InternalStructV1xABs5Int32V_tcfc",
-        key.offset: 6080,
+        key.offset: 6085,
         key.length: 16,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>(<decl.var.parameter><decl.var.parameter.argument_label>x</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -6710,7 +6695,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "x",
             key.name: "x",
-            key.offset: 6090,
+            key.offset: 6095,
             key.length: 5
           }
         ]
@@ -6719,8 +6704,9 @@ var FooSubUnnamedEnumeratorA1: Int { get }
   },
   {
     key.kind: source.lang.swift.decl.extension.class,
-    key.offset: 6099,
+    key.offset: 6104,
     key.length: 61,
+    key.fully_annotated_decl: "<decl.extension.class>extension <decl.name><ref.class usr=\"c:objc(cs)FooClassBase\">FooClassBase</ref.class></decl.name></decl.extension.class>",
     key.extends: {
       key.kind: source.lang.swift.ref.class,
       key.name: "FooClassBase",
@@ -6731,7 +6717,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "_internalMeth1()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth1",
-        key.offset: 6129,
+        key.offset: 6134,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth1</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       }
@@ -6739,8 +6725,9 @@ var FooSubUnnamedEnumeratorA1: Int { get }
   },
   {
     key.kind: source.lang.swift.decl.extension.class,
-    key.offset: 6161,
+    key.offset: 6166,
     key.length: 97,
+    key.fully_annotated_decl: "<decl.extension.class>extension <decl.name><ref.class usr=\"c:objc(cs)FooClassBase\">FooClassBase</ref.class></decl.name></decl.extension.class>",
     key.extends: {
       key.kind: source.lang.swift.ref.class,
       key.name: "FooClassBase",
@@ -6751,7 +6738,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "_internalMeth2()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth2",
-        key.offset: 6191,
+        key.offset: 6196,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth2</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6759,7 +6746,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "nonInternalMeth()",
         key.usr: "c:objc(cs)FooClassBase(im)nonInternalMeth",
-        key.offset: 6226,
+        key.offset: 6231,
         key.length: 30,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>nonInternalMeth</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       }
@@ -6767,8 +6754,9 @@ var FooSubUnnamedEnumeratorA1: Int { get }
   },
   {
     key.kind: source.lang.swift.decl.extension.class,
-    key.offset: 6259,
+    key.offset: 6264,
     key.length: 61,
+    key.fully_annotated_decl: "<decl.extension.class>extension <decl.name><ref.class usr=\"c:objc(cs)FooClassBase\">FooClassBase</ref.class></decl.name></decl.extension.class>",
     key.extends: {
       key.kind: source.lang.swift.ref.class,
       key.name: "FooClassBase",
@@ -6779,7 +6767,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "_internalMeth3()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth3",
-        key.offset: 6289,
+        key.offset: 6294,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth3</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       }
@@ -6789,7 +6777,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.protocol,
     key.name: "_InternalProt",
     key.usr: "c:objc(pl)_InternalProt",
-    key.offset: 6321,
+    key.offset: 6326,
     key.length: 26,
     key.fully_annotated_decl: "<decl.protocol><syntaxtype.keyword>protocol</syntaxtype.keyword> <decl.name>_InternalProt</decl.name></decl.protocol>"
   },
@@ -6797,7 +6785,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.class,
     key.name: "ClassWithInternalProt",
     key.usr: "c:objc(cs)ClassWithInternalProt",
-    key.offset: 6348,
+    key.offset: 6353,
     key.length: 47,
     key.fully_annotated_decl: "<decl.class><syntaxtype.keyword>class</syntaxtype.keyword> <decl.name>ClassWithInternalProt</decl.name> : <ref.protocol usr=\"c:objc(pl)_InternalProt\">_InternalProt</ref.protocol></decl.class>",
     key.conforms: [
@@ -6812,7 +6800,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.class,
     key.name: "FooClassPropertyOwnership",
     key.usr: "c:objc(cs)FooClassPropertyOwnership",
-    key.offset: 6396,
+    key.offset: 6401,
     key.length: 425,
     key.fully_annotated_decl: "<decl.class><syntaxtype.keyword>class</syntaxtype.keyword> <decl.name>FooClassPropertyOwnership</decl.name> : <ref.class usr=\"c:objc(cs)FooClassBase\">FooClassBase</ref.class></decl.class>",
     key.inherits: [
@@ -6827,7 +6815,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "assignable",
         key.usr: "c:objc(cs)FooClassPropertyOwnership(py)assignable",
-        key.offset: 6450,
+        key.offset: 6455,
         key.length: 42,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>unowned(unsafe)</syntaxtype.keyword> <syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>assignable</decl.name>: <decl.var.type>AnyObject!</decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6835,7 +6823,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "unsafeAssignable",
         key.usr: "c:objc(cs)FooClassPropertyOwnership(py)unsafeAssignable",
-        key.offset: 6498,
+        key.offset: 6503,
         key.length: 48,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>unowned(unsafe)</syntaxtype.keyword> <syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>unsafeAssignable</decl.name>: <decl.var.type>AnyObject!</decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6843,7 +6831,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "retainable",
         key.usr: "c:objc(cs)FooClassPropertyOwnership(py)retainable",
-        key.offset: 6552,
+        key.offset: 6557,
         key.length: 20,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>retainable</decl.name>: <decl.var.type><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6851,7 +6839,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "strongRef",
         key.usr: "c:objc(cs)FooClassPropertyOwnership(py)strongRef",
-        key.offset: 6578,
+        key.offset: 6583,
         key.length: 19,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>strongRef</decl.name>: <decl.var.type><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6859,7 +6847,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "copyable",
         key.usr: "c:objc(cs)FooClassPropertyOwnership(py)copyable",
-        key.offset: 6603,
+        key.offset: 6608,
         key.length: 18,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>copyable</decl.name>: <decl.var.type><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6867,7 +6855,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "weakRef",
         key.usr: "c:objc(cs)FooClassPropertyOwnership(py)weakRef",
-        key.offset: 6627,
+        key.offset: 6632,
         key.length: 28,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>weak</syntaxtype.keyword> <syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>weakRef</decl.name>: <decl.var.type>AnyObject!</decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6875,7 +6863,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "scalar",
         key.usr: "c:objc(cs)FooClassPropertyOwnership(py)scalar",
-        key.offset: 6661,
+        key.offset: 6666,
         key.length: 17,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>scalar</decl.name>: <decl.var.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> <syntaxtype.keyword>set</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -6884,7 +6872,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth1()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth1::SYNTHESIZED::c:objc(cs)FooClassPropertyOwnership",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth1",
-        key.offset: 6684,
+        key.offset: 6689,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth1</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6893,7 +6881,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth2()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth2::SYNTHESIZED::c:objc(cs)FooClassPropertyOwnership",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth2",
-        key.offset: 6719,
+        key.offset: 6724,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth2</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6902,7 +6890,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "nonInternalMeth()",
         key.usr: "c:objc(cs)FooClassBase(im)nonInternalMeth::SYNTHESIZED::c:objc(cs)FooClassPropertyOwnership",
         key.original_usr: "c:objc(cs)FooClassBase(im)nonInternalMeth",
-        key.offset: 6754,
+        key.offset: 6759,
         key.length: 30,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>nonInternalMeth</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -6911,7 +6899,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth3()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth3::SYNTHESIZED::c:objc(cs)FooClassPropertyOwnership",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth3",
-        key.offset: 6790,
+        key.offset: 6795,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth3</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       }
@@ -6921,7 +6909,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FOO_NIL",
     key.usr: "c:Foo.h@5439@macro@FOO_NIL",
-    key.offset: 6822,
+    key.offset: 6827,
     key.length: 15,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FOO_NIL</decl.name>: <decl.var.type><tuple>()</tuple></decl.var.type></decl.var.global>",
     key.attributes: [
@@ -6937,7 +6925,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.class,
     key.name: "FooUnavailableMembers",
     key.usr: "c:objc(cs)FooUnavailableMembers",
-    key.offset: 6838,
+    key.offset: 6843,
     key.length: 592,
     key.fully_annotated_decl: "<decl.class><syntaxtype.keyword>class</syntaxtype.keyword> <decl.name>FooUnavailableMembers</decl.name> : <ref.class usr=\"c:objc(cs)FooClassBase\">FooClassBase</ref.class></decl.class>",
     key.inherits: [
@@ -6952,7 +6940,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(int:)",
         key.usr: "c:objc(cs)FooUnavailableMembers(cm)unavailableMembersWithInt:",
-        key.offset: 6888,
+        key.offset: 6893,
         key.length: 31,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>convenience</syntaxtype.keyword> <syntaxtype.keyword>init</syntaxtype.keyword>!(<decl.var.parameter><decl.var.parameter.argument_label>int</decl.var.parameter.argument_label> <decl.var.parameter.name>i</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -6960,7 +6948,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "int",
             key.name: "i",
-            key.offset: 6913,
+            key.offset: 6918,
             key.length: 5
           }
         ]
@@ -6969,7 +6957,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "unavailable()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)unavailable",
-        key.offset: 6925,
+        key.offset: 6930,
         key.length: 18,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>unavailable</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -6985,7 +6973,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "swiftUnavailable()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)swiftUnavailable",
-        key.offset: 6949,
+        key.offset: 6954,
         key.length: 23,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>swiftUnavailable</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7000,7 +6988,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "deprecated()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)deprecated",
-        key.offset: 6978,
+        key.offset: 6983,
         key.length: 17,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>deprecated</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7016,7 +7004,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityIntroduced()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityIntroduced",
-        key.offset: 7001,
+        key.offset: 7006,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityIntroduced</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7031,7 +7019,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityDeprecated()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityDeprecated",
-        key.offset: 7036,
+        key.offset: 7041,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityDeprecated</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7050,7 +7038,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityObsoleted()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityObsoleted",
-        key.offset: 7071,
+        key.offset: 7076,
         key.length: 28,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityObsoleted</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7066,7 +7054,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityUnavailable()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityUnavailable",
-        key.offset: 7105,
+        key.offset: 7110,
         key.length: 30,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityUnavailable</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7082,7 +7070,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityIntroducedMsg()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityIntroducedMsg",
-        key.offset: 7141,
+        key.offset: 7146,
         key.length: 32,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityIntroducedMsg</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7098,7 +7086,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityDeprecatedMsg()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityDeprecatedMsg",
-        key.offset: 7179,
+        key.offset: 7184,
         key.length: 32,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityDeprecatedMsg</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7117,7 +7105,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityObsoletedMsg()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityObsoletedMsg",
-        key.offset: 7217,
+        key.offset: 7222,
         key.length: 31,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityObsoletedMsg</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7134,7 +7122,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.method.instance,
         key.name: "availabilityUnavailableMsg()",
         key.usr: "c:objc(cs)FooUnavailableMembers(im)availabilityUnavailableMsg",
-        key.offset: 7254,
+        key.offset: 7259,
         key.length: 33,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>availabilityUnavailableMsg</decl.name>()</decl.function.method.instance>",
         key.attributes: [
@@ -7152,7 +7140,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth1()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth1::SYNTHESIZED::c:objc(cs)FooUnavailableMembers",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth1",
-        key.offset: 7293,
+        key.offset: 7298,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth1</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -7161,7 +7149,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth2()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth2::SYNTHESIZED::c:objc(cs)FooUnavailableMembers",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth2",
-        key.offset: 7328,
+        key.offset: 7333,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth2</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -7170,7 +7158,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "nonInternalMeth()",
         key.usr: "c:objc(cs)FooClassBase(im)nonInternalMeth::SYNTHESIZED::c:objc(cs)FooUnavailableMembers",
         key.original_usr: "c:objc(cs)FooClassBase(im)nonInternalMeth",
-        key.offset: 7363,
+        key.offset: 7368,
         key.length: 30,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>nonInternalMeth</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       },
@@ -7179,7 +7167,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "_internalMeth3()",
         key.usr: "c:objc(cs)FooClassBase(im)_internalMeth3::SYNTHESIZED::c:objc(cs)FooUnavailableMembers",
         key.original_usr: "c:objc(cs)FooClassBase(im)_internalMeth3",
-        key.offset: 7399,
+        key.offset: 7404,
         key.length: 29,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>_internalMeth3</decl.name>() -&gt; <decl.function.returntype><syntaxtype.keyword>Any</syntaxtype.keyword>!</decl.function.returntype></decl.function.method.instance>"
       }
@@ -7189,7 +7177,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.class,
     key.name: "FooCFType",
     key.usr: "c:Foo.h@T@FooCFTypeRef",
-    key.offset: 7431,
+    key.offset: 7436,
     key.length: 19,
     key.fully_annotated_decl: "<decl.class><syntaxtype.keyword>class</syntaxtype.keyword> <decl.name>FooCFType</decl.name></decl.class>"
   },
@@ -7197,14 +7185,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "FooCFTypeRelease(_:)",
     key.usr: "c:@F@FooCFTypeRelease",
-    key.offset: 7451,
+    key.offset: 7456,
     key.length: 38,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>FooCFTypeRelease</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.class usr=\"c:Foo.h@T@FooCFTypeRef\">FooCFType</ref.class>!</decl.var.parameter.type></decl.var.parameter>)</decl.function.free>",
     key.entities: [
       {
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
-        key.offset: 7478,
+        key.offset: 7483,
         key.length: 10
       }
     ],
@@ -7221,7 +7209,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.enum,
     key.name: "ABAuthorizationStatus",
     key.usr: "c:@E@ABAuthorizationStatus",
-    key.offset: 7490,
+    key.offset: 7495,
     key.length: 274,
     key.fully_annotated_decl: "<decl.enum><syntaxtype.keyword>enum</syntaxtype.keyword> <decl.name>ABAuthorizationStatus</decl.name> : <ref.struct usr=\"s:Si\">Int</ref.struct></decl.enum>",
     key.inherits: [
@@ -7236,7 +7224,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.enumelement,
         key.name: "notDetermined",
         key.usr: "c:@E@ABAuthorizationStatus@kABAuthorizationStatusNotDetermined",
-        key.offset: 7530,
+        key.offset: 7535,
         key.length: 22,
         key.fully_annotated_decl: "<decl.enumelement><syntaxtype.keyword>case</syntaxtype.keyword> <decl.name>notDetermined</decl.name> = <syntaxtype.number>0</syntaxtype.number></decl.enumelement>",
         key.attributes: [
@@ -7251,7 +7239,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.enumelement,
         key.name: "restricted",
         key.usr: "c:@E@ABAuthorizationStatus@kABAuthorizationStatusRestricted",
-        key.offset: 7558,
+        key.offset: 7563,
         key.length: 19,
         key.fully_annotated_decl: "<decl.enumelement><syntaxtype.keyword>case</syntaxtype.keyword> <decl.name>restricted</decl.name> = <syntaxtype.number>1</syntaxtype.number></decl.enumelement>",
         key.attributes: [
@@ -7267,7 +7255,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "hashValue",
         key.usr: "s:SYsSHRzSH8RawValueSYRpzrlE04hashB0Sivp::SYNTHESIZED::c:@E@ABAuthorizationStatus",
         key.original_usr: "s:SYsSHRzSH8RawValueSYRpzrlE04hashB0Sivp",
-        key.offset: 7583,
+        key.offset: 7588,
         key.length: 37,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>hashValue</decl.name>: <decl.var.type><ref.struct usr=\"s:Si\">Int</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.instance>"
       },
@@ -7276,7 +7264,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "hash(into:)",
         key.usr: "s:SYsSHRzSH8RawValueSYRpzrlE4hash4intoys6HasherVz_tF::SYNTHESIZED::c:@E@ABAuthorizationStatus",
         key.original_usr: "s:SYsSHRzSH8RawValueSYRpzrlE4hash4intoys6HasherVz_tF",
-        key.offset: 7626,
+        key.offset: 7631,
         key.length: 47,
         key.fully_annotated_decl: "<decl.function.method.instance><syntaxtype.attribute.builtin><syntaxtype.attribute.name>@inlinable</syntaxtype.attribute.name></syntaxtype.attribute.builtin> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>hash</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>into</decl.var.parameter.argument_label> <decl.var.parameter.name>hasher</decl.var.parameter.name>: <syntaxtype.keyword>inout</syntaxtype.keyword> <decl.var.parameter.type><ref.struct usr=\"s:s6HasherV\">Hasher</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.method.instance>",
         key.entities: [
@@ -7284,7 +7272,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "into",
             key.name: "hasher",
-            key.offset: 7666,
+            key.offset: 7671,
             key.length: 6
           }
         ]
@@ -7294,7 +7282,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "!=(_:_:)",
         key.usr: "s:SQsE2neoiySbx_xtFZ::SYNTHESIZED::c:@E@ABAuthorizationStatus",
         key.original_usr: "s:SQsE2neoiySbx_xtFZ",
-        key.offset: 7679,
+        key.offset: 7684,
         key.length: 83,
         key.fully_annotated_decl: "<decl.function.operator.infix><syntaxtype.keyword>static</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>!= </decl.name>(<decl.var.parameter><decl.var.parameter.name>lhs</decl.var.parameter.name>: <decl.var.parameter.type><ref.enum usr=\"c:@E@ABAuthorizationStatus\">ABAuthorizationStatus</ref.enum></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.name>rhs</decl.var.parameter.name>: <decl.var.parameter.type><ref.enum usr=\"c:@E@ABAuthorizationStatus\">ABAuthorizationStatus</ref.enum></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.operator.infix>",
         key.entities: [
@@ -7302,14 +7290,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "lhs",
-            key.offset: 7702,
+            key.offset: 7707,
             key.length: 21
           },
           {
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "rhs",
-            key.offset: 7732,
+            key.offset: 7737,
             key.length: 21
           }
         ]
@@ -7328,7 +7316,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.function.free,
     key.name: "fooSubFunc1(_:)",
     key.usr: "c:@F@fooSubFunc1",
-    key.offset: 7765,
+    key.offset: 7770,
     key.length: 37,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>fooSubFunc1</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>a</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:s5Int32V\">Int32</ref.struct></decl.function.returntype></decl.function.free>",
     key.entities: [
@@ -7336,7 +7324,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "_",
         key.name: "a",
-        key.offset: 7787,
+        key.offset: 7792,
         key.length: 5
       }
     ],
@@ -7346,7 +7334,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.struct,
     key.name: "FooSubEnum1",
     key.usr: "c:@E@FooSubEnum1",
-    key.offset: 7803,
+    key.offset: 7808,
     key.length: 214,
     key.fully_annotated_decl: "<decl.struct><syntaxtype.keyword>struct</syntaxtype.keyword> <decl.name>FooSubEnum1</decl.name> : <ref.protocol usr=\"s:SQ\">Equatable</ref.protocol>, <ref.protocol usr=\"s:SY\">RawRepresentable</ref.protocol></decl.struct>",
     key.conforms: [
@@ -7366,7 +7354,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(_:)",
         key.usr: "s:So11FooSubEnum1VyABs6UInt32Vcfc",
-        key.offset: 7859,
+        key.offset: 7864,
         key.length: 24,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>(<decl.var.parameter><decl.var.parameter.argument_label>_</decl.var.parameter.argument_label> <decl.var.parameter.name>rawValue</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"s:s6UInt32V\">UInt32</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -7374,7 +7362,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "rawValue",
-            key.offset: 7876,
+            key.offset: 7881,
             key.length: 6
           }
         ]
@@ -7383,7 +7371,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.function.constructor,
         key.name: "init(rawValue:)",
         key.usr: "s:So11FooSubEnum1V8rawValueABs6UInt32V_tcfc",
-        key.offset: 7889,
+        key.offset: 7894,
         key.length: 31,
         key.fully_annotated_decl: "<decl.function.constructor><syntaxtype.keyword>init</syntaxtype.keyword>(<decl.var.parameter><decl.var.parameter.argument_label>rawValue</decl.var.parameter.argument_label>: <decl.var.parameter.type><ref.struct usr=\"s:s6UInt32V\">UInt32</ref.struct></decl.var.parameter.type></decl.var.parameter>)</decl.function.constructor>",
         key.entities: [
@@ -7391,7 +7379,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "rawValue",
             key.name: "rawValue",
-            key.offset: 7913,
+            key.offset: 7918,
             key.length: 6
           }
         ]
@@ -7400,7 +7388,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.kind: source.lang.swift.decl.var.instance,
         key.name: "rawValue",
         key.usr: "s:So11FooSubEnum1V8rawValues6UInt32Vvp",
-        key.offset: 7926,
+        key.offset: 7931,
         key.length: 20,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>rawValue</decl.name>: <decl.var.type><ref.struct usr=\"s:s6UInt32V\">UInt32</ref.struct></decl.var.type></decl.var.instance>"
       },
@@ -7409,7 +7397,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
         key.name: "!=(_:_:)",
         key.usr: "s:SQsE2neoiySbx_xtFZ::SYNTHESIZED::c:@E@FooSubEnum1",
         key.original_usr: "s:SQsE2neoiySbx_xtFZ",
-        key.offset: 7952,
+        key.offset: 7957,
         key.length: 63,
         key.fully_annotated_decl: "<decl.function.operator.infix><syntaxtype.keyword>static</syntaxtype.keyword> <syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>!= </decl.name>(<decl.var.parameter><decl.var.parameter.name>lhs</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooSubEnum1\">FooSubEnum1</ref.struct></decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.name>rhs</decl.var.parameter.name>: <decl.var.parameter.type><ref.struct usr=\"c:@E@FooSubEnum1\">FooSubEnum1</ref.struct></decl.var.parameter.type></decl.var.parameter>) -&gt; <decl.function.returntype><ref.struct usr=\"s:Sb\">Bool</ref.struct></decl.function.returntype></decl.function.operator.infix>",
         key.entities: [
@@ -7417,14 +7405,14 @@ var FooSubUnnamedEnumeratorA1: Int { get }
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "lhs",
-            key.offset: 7975,
+            key.offset: 7980,
             key.length: 11
           },
           {
             key.kind: source.lang.swift.decl.var.local,
             key.keyword: "_",
             key.name: "rhs",
-            key.offset: 7995,
+            key.offset: 8000,
             key.length: 11
           }
         ]
@@ -7436,7 +7424,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FooSubEnum1X",
     key.usr: "c:@E@FooSubEnum1@FooSubEnum1X",
-    key.offset: 8018,
+    key.offset: 8023,
     key.length: 37,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FooSubEnum1X</decl.name>: <decl.var.type><ref.struct usr=\"c:@E@FooSubEnum1\">FooSubEnum1</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>",
     key.modulename: "Foo.FooSub"
@@ -7445,7 +7433,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FooSubEnum1Y",
     key.usr: "c:@E@FooSubEnum1@FooSubEnum1Y",
-    key.offset: 8056,
+    key.offset: 8061,
     key.length: 37,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FooSubEnum1Y</decl.name>: <decl.var.type><ref.struct usr=\"c:@E@FooSubEnum1\">FooSubEnum1</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>",
     key.modulename: "Foo.FooSub"
@@ -7454,7 +7442,7 @@ var FooSubUnnamedEnumeratorA1: Int { get }
     key.kind: source.lang.swift.decl.var.global,
     key.name: "FooSubUnnamedEnumeratorA1",
     key.usr: "c:@Ea@FooSubUnnamedEnumeratorA1@FooSubUnnamedEnumeratorA1",
-    key.offset: 8094,
+    key.offset: 8099,
     key.length: 42,
     key.fully_annotated_decl: "<decl.var.global><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>FooSubUnnamedEnumeratorA1</decl.name>: <decl.var.type><ref.struct usr=\"s:Si\">Int</ref.struct></decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.global>",
     key.modulename: "Foo.FooSub"
diff --git a/test/SourceKit/DocSupport/doc_source_file.swift.response b/test/SourceKit/DocSupport/doc_source_file.swift.response
index 59e8f3a02ed77..145cd58017620 100644
--- a/test/SourceKit/DocSupport/doc_source_file.swift.response
+++ b/test/SourceKit/DocSupport/doc_source_file.swift.response
@@ -1960,6 +1960,7 @@
     key.kind: source.lang.swift.decl.extension.class,
     key.offset: 649,
     key.length: 112,
+    key.fully_annotated_decl: "<decl.extension.class>extension <decl.name><ref.class usr=\"s:4main2CCC\">CC</ref.class></decl.name> : <ref.protocol usr=\"s:4main4ProtP\">Prot</ref.protocol></decl.extension.class>",
     key.conforms: [
       {
         key.kind: source.lang.swift.ref.protocol,
diff --git a/test/SourceKit/DocSupport/doc_swift_module.swift.response b/test/SourceKit/DocSupport/doc_swift_module.swift.response
index 7e67bda8e3a59..c35a607481291 100644
--- a/test/SourceKit/DocSupport/doc_swift_module.swift.response
+++ b/test/SourceKit/DocSupport/doc_swift_module.swift.response
@@ -190,7 +190,7 @@ struct S3<Wrapped> : cake.P5 where Wrapped : cake.P5 {
     typealias Element = Wrapped.Element
 }
 
-extension S3 {
+extension S3 where Wrapped : P6 {
 
     var null: Wrapped.Element? { get }
 }
@@ -1792,158 +1792,175 @@ func shouldPrintAnyAsKeyword(x x: Any)
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 2280,
+    key.offset: 2273,
+    key.length: 5
+  },
+  {
+    key.kind: source.lang.swift.syntaxtype.typeidentifier,
+    key.offset: 2279,
+    key.length: 7
+  },
+  {
+    key.kind: source.lang.swift.ref.protocol,
+    key.name: "P6",
+    key.usr: "s:4cake2P6P",
+    key.offset: 2289,
+    key.length: 2
+  },
+  {
+    key.kind: source.lang.swift.syntaxtype.keyword,
+    key.offset: 2299,
     key.length: 3
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 2284,
+    key.offset: 2303,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2290,
+    key.offset: 2309,
     key.length: 7
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2298,
+    key.offset: 2317,
     key.length: 7
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 2309,
+    key.offset: 2328,
     key.length: 3
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 2318,
+    key.offset: 2337,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 2323,
+    key.offset: 2342,
     key.length: 6
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 2330,
+    key.offset: 2349,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 2334,
+    key.offset: 2353,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 2338,
+    key.offset: 2357,
     key.length: 1
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 2340,
+    key.offset: 2359,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2344,
+    key.offset: 2363,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 2348,
+    key.offset: 2367,
     key.length: 1
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 2350,
+    key.offset: 2369,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2354,
+    key.offset: 2373,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 2358,
+    key.offset: 2377,
     key.length: 5
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2364,
+    key.offset: 2383,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2369,
+    key.offset: 2388,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.ref.protocol,
     key.name: "Prot",
     key.usr: "s:4cake4ProtP",
-    key.offset: 2374,
+    key.offset: 2393,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2380,
+    key.offset: 2399,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2385,
+    key.offset: 2404,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.ref.class,
     key.name: "C1",
     key.usr: "s:4cake2C1C",
-    key.offset: 2390,
+    key.offset: 2409,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2394,
+    key.offset: 2413,
     key.length: 2
   },
   {
     key.kind: source.lang.swift.syntaxtype.typeidentifier,
-    key.offset: 2397,
+    key.offset: 2416,
     key.length: 7
   },
   {
     key.kind: source.lang.swift.ref.struct,
     key.name: "Int",
     key.usr: "s:Si",
-    key.offset: 2408,
+    key.offset: 2427,
     key.length: 3
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 2413,
+    key.offset: 2432,
     key.length: 4
   },
   {
     key.kind: source.lang.swift.syntaxtype.identifier,
-    key.offset: 2418,
+    key.offset: 2437,
     key.length: 23
   },
   {
     key.kind: source.lang.swift.syntaxtype.argument,
-    key.offset: 2442,
+    key.offset: 2461,
     key.length: 1
   },
   {
     key.kind: source.lang.swift.syntaxtype.parameter,
-    key.offset: 2444,
+    key.offset: 2463,
     key.length: 1
   },
   {
     key.kind: source.lang.swift.syntaxtype.keyword,
-    key.offset: 2447,
+    key.offset: 2466,
     key.length: 3
   }
 ]
@@ -2172,6 +2189,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.doc.full_as_xml: "<Other><Name></Name><Declaration>@available(OSX 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)\nextension C1</Declaration><CommentParts><Abstract><Para>some comments</Para></Abstract></CommentParts></Other>",
     key.offset: 473,
     key.length: 37,
+    key.fully_annotated_decl: "<decl.extension.class>extension <decl.name><ref.class usr=\"s:4cake2C1C\">C1</ref.class></decl.name></decl.extension.class>",
     key.extends: {
       key.kind: source.lang.swift.ref.class,
       key.name: "C1",
@@ -2214,6 +2232,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.kind: source.lang.swift.decl.extension.class,
     key.offset: 512,
     key.length: 105,
+    key.fully_annotated_decl: "<decl.extension.class>extension <decl.name><ref.class usr=\"s:4cake2C1C\">C1</ref.class></decl.name> : <ref.protocol usr=\"s:4cake2P4P\">P4</ref.protocol></decl.extension.class>",
     key.conforms: [
       {
         key.kind: source.lang.swift.ref.protocol,
@@ -2266,17 +2285,9 @@ func shouldPrintAnyAsKeyword(x x: Any)
   },
   {
     key.kind: source.lang.swift.decl.extension.enum,
-    key.generic_requirements: [
-      {
-        key.description: "Self : Hashable"
-      },
-      {
-        key.description: "Self.RawValue : Hashable"
-      }
-    ],
     key.offset: 619,
     key.length: 187,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:SYsSHRzSH8RawValueSYRpzrlE4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:SYsSHRzSH8RawValueSYRpzrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:SH\">Hashable</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.generic_type_param usr=\"s:SYsSHRzSH8RawValueSYRpzrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:SY\">RawRepresentable</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.generic_type_param usr=\"s:SYsSHRzSH8RawValueSYRpzrlE4Selfxmfp\">Self</ref.generic_type_param>.RawValue : <ref.protocol usr=\"s:SH\">Hashable</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.class usr=\"s:4cake2C1C\">C1</ref.class>.<ref.enum usr=\"s:4cake2C1C0B5CasesO\">C1Cases</ref.enum>",
     key.extends: {
       key.kind: source.lang.swift.ref.enum,
       key.name: "C1Cases",
@@ -2429,6 +2440,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.doc.full_as_xml: "<Other><Name></Name><Declaration>@available(OSX 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)\nextension C2</Declaration><CommentParts><Abstract><Para>some comments</Para></Abstract></CommentParts></Other>",
     key.offset: 982,
     key.length: 37,
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.class usr=\"s:4cake2C2C\">C2</ref.class>",
     key.extends: {
       key.kind: source.lang.swift.ref.class,
       key.name: "C2",
@@ -2472,6 +2484,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.kind: source.lang.swift.decl.extension.class,
     key.offset: 1021,
     key.length: 95,
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.class usr=\"s:4cake2C2C\">C2</ref.class> : <ref.protocol usr=\"s:4cake2P4P\">P4</ref.protocol>",
     key.conforms: [
       {
         key.kind: source.lang.swift.ref.protocol,
@@ -2623,7 +2636,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.kind: source.lang.swift.decl.extension.protocol,
     key.offset: 1343,
     key.length: 54,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:4cake1PP4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:4cake1PP4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:4cake1PP\">P</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.protocol>extension <decl.name><ref.protocol usr=\"s:4cake1PP\">P</ref.protocol></decl.name></decl.extension.protocol>",
     key.extends: {
       key.kind: source.lang.swift.ref.protocol,
       key.name: "P",
@@ -2727,7 +2740,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.kind: source.lang.swift.decl.extension.protocol,
     key.offset: 1582,
     key.length: 53,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:4cake2P6P4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:4cake2P6P4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:4cake2P6P\">P6</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.protocol>extension <decl.name><ref.protocol usr=\"s:4cake2P6P\">P6</ref.protocol></decl.name></decl.extension.protocol>",
     key.extends: {
       key.kind: source.lang.swift.ref.protocol,
       key.name: "P6",
@@ -2790,7 +2803,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.kind: source.lang.swift.decl.extension.protocol,
     key.offset: 1741,
     key.length: 79,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:4cake4ProtP4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:4cake4ProtP4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:4cake4ProtP\">Prot</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.protocol>extension <decl.name><ref.protocol usr=\"s:4cake4ProtP\">Prot</ref.protocol></decl.name></decl.extension.protocol>",
     key.extends: {
       key.kind: source.lang.swift.ref.protocol,
       key.name: "Prot",
@@ -2834,7 +2847,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     ],
     key.offset: 1822,
     key.length: 63,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:4cake4ProtPAASi7ElementRtzrlE4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:4cake4ProtPAASi7ElementRtzrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:4cake4ProtP\">Prot</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.generic_type_param usr=\"s:4cake4ProtPAASi7ElementRtzrlE4Selfxmfp\">Self</ref.generic_type_param>.Element == <ref.struct usr=\"s:Si\">Int</ref.struct></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.protocol>extension <decl.name><ref.protocol usr=\"s:4cake4ProtP\">Prot</ref.protocol></decl.name> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:4cake4ProtPAASi7ElementRtzrlE4Selfxmfp\">Self</ref.generic_type_param>.Element == <ref.struct usr=\"s:Si\">Int</ref.struct></decl.generic_type_requirement></decl.extension.protocol>",
     key.extends: {
       key.kind: source.lang.swift.ref.protocol,
       key.name: "Prot",
@@ -2925,7 +2938,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.kind: source.lang.swift.decl.extension.enum,
     key.offset: 2031,
     key.length: 76,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:SQ4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:SQ4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:SQ\">Equatable</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.struct usr=\"s:4cake2S1V\">S1</ref.struct>.<ref.enum usr=\"s:4cake2S1V2SEO\">SE</ref.enum>",
     key.extends: {
       key.kind: source.lang.swift.ref.enum,
       key.name: "SE",
@@ -3035,9 +3048,14 @@ func shouldPrintAnyAsKeyword(x x: Any)
   },
   {
     key.kind: source.lang.swift.decl.extension.struct,
+    key.generic_requirements: [
+      {
+        key.description: "Wrapped : P6"
+      }
+    ],
     key.offset: 2260,
-    key.length: 56,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:4cake2P6P4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:4cake2P6P4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:4cake2P6P\">P6</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.length: 75,
+    key.fully_annotated_decl: "<syntaxtype.keyword>extension</syntaxtype.keyword> <ref.struct usr=\"s:4cake2S3V\">S3</ref.struct> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement>Wrapped : <ref.protocol usr=\"s:4cake2P6P\">P6</ref.protocol></decl.generic_type_requirement>",
     key.extends: {
       key.kind: source.lang.swift.ref.struct,
       key.name: "S3",
@@ -3049,7 +3067,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
         key.name: "null",
         key.usr: "s:4cake2P6PAAE4null7ElementQzSgvp::SYNTHESIZED::s:4cake2S3V",
         key.original_usr: "s:4cake2P6PAAE4null7ElementQzSgvp",
-        key.offset: 2280,
+        key.offset: 2299,
         key.length: 34,
         key.fully_annotated_decl: "<decl.var.instance><syntaxtype.keyword>var</syntaxtype.keyword> <decl.name>null</decl.name>: <decl.var.type>Wrapped.Element?</decl.var.type> { <syntaxtype.keyword>get</syntaxtype.keyword> }</decl.var.instance>"
       }
@@ -3078,7 +3096,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
         key.description: "T1.Element == Int"
       }
     ],
-    key.offset: 2318,
+    key.offset: 2337,
     key.length: 93,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>genfoo</decl.name>&lt;<decl.generic_type_param usr=\"s:4cake6genfoo1x1yyx_q_tAA4ProtRzAA2C1CRb_Si7ElementRtzr0_lF2T1L_xmfp\"><decl.generic_type_param.name>T1</decl.generic_type_param.name></decl.generic_type_param>, <decl.generic_type_param usr=\"s:4cake6genfoo1x1yyx_q_tAA4ProtRzAA2C1CRb_Si7ElementRtzr0_lF2T2L_q_mfp\"><decl.generic_type_param.name>T2</decl.generic_type_param.name></decl.generic_type_param>&gt;(<decl.var.parameter><decl.var.parameter.argument_label>x</decl.var.parameter.argument_label> <decl.var.parameter.name>ix</decl.var.parameter.name>: <decl.var.parameter.type>T1</decl.var.parameter.type></decl.var.parameter>, <decl.var.parameter><decl.var.parameter.argument_label>y</decl.var.parameter.argument_label> <decl.var.parameter.name>iy</decl.var.parameter.name>: <decl.var.parameter.type>T2</decl.var.parameter.type></decl.var.parameter>) <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement>T1 : <ref.protocol usr=\"s:4cake4ProtP\">Prot</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement>T2 : <ref.class usr=\"s:4cake2C1C\">C1</ref.class></decl.generic_type_requirement>, <decl.generic_type_requirement>T1.Element == <ref.struct usr=\"s:Si\">Int</ref.struct></decl.generic_type_requirement></decl.function.free>",
     key.entities: [
@@ -3086,14 +3104,14 @@ func shouldPrintAnyAsKeyword(x x: Any)
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "x",
         key.name: "ix",
-        key.offset: 2344,
+        key.offset: 2363,
         key.length: 2
       },
       {
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "y",
         key.name: "iy",
-        key.offset: 2354,
+        key.offset: 2373,
         key.length: 2
       }
     ]
@@ -3102,7 +3120,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
     key.kind: source.lang.swift.decl.function.free,
     key.name: "shouldPrintAnyAsKeyword(x:)",
     key.usr: "s:4cake23shouldPrintAnyAsKeyword1xyyp_tF",
-    key.offset: 2413,
+    key.offset: 2432,
     key.length: 38,
     key.fully_annotated_decl: "<decl.function.free><syntaxtype.keyword>func</syntaxtype.keyword> <decl.name>shouldPrintAnyAsKeyword</decl.name>(<decl.var.parameter><decl.var.parameter.argument_label>x</decl.var.parameter.argument_label>: <decl.var.parameter.type><syntaxtype.keyword>Any</syntaxtype.keyword></decl.var.parameter.type></decl.var.parameter>)</decl.function.free>",
     key.entities: [
@@ -3110,7 +3128,7 @@ func shouldPrintAnyAsKeyword(x x: Any)
         key.kind: source.lang.swift.decl.var.local,
         key.keyword: "x",
         key.name: "x",
-        key.offset: 2447,
+        key.offset: 2466,
         key.length: 3
       }
     ]
diff --git a/test/SourceKit/DocSupport/doc_swift_module1.swift.response b/test/SourceKit/DocSupport/doc_swift_module1.swift.response
index 1c310d0e35a8b..9b28e4596672a 100644
--- a/test/SourceKit/DocSupport/doc_swift_module1.swift.response
+++ b/test/SourceKit/DocSupport/doc_swift_module1.swift.response
@@ -767,7 +767,7 @@ extension Dictionary.Keys where Key : cake1.P1 {
     key.kind: source.lang.swift.decl.extension.protocol,
     key.offset: 166,
     key.length: 35,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:5cake19InitProtoP4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:5cake19InitProtoP4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:5cake19InitProtoP\">InitProto</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.protocol>extension <decl.name><ref.protocol usr=\"s:5cake19InitProtoP\">InitProto</ref.protocol></decl.name></decl.extension.protocol>",
     key.extends: {
       key.kind: source.lang.swift.ref.protocol,
       key.name: "InitProto",
@@ -946,7 +946,7 @@ extension Dictionary.Keys where Key : cake1.P1 {
     key.kind: source.lang.swift.decl.extension.protocol,
     key.offset: 511,
     key.length: 118,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:5cake12P2P4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:5cake12P2P4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:5cake12P2P\">P2</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.protocol>extension <decl.name><ref.protocol usr=\"s:5cake12P2P\">P2</ref.protocol></decl.name></decl.extension.protocol>",
     key.extends: {
       key.kind: source.lang.swift.ref.protocol,
       key.name: "P2",
@@ -1025,7 +1025,7 @@ extension Dictionary.Keys where Key : cake1.P1 {
     ],
     key.offset: 631,
     key.length: 64,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:5cake12P2PA2A2P3RzrlE4Selfxmfp\"><decl.generic_type_param.name>Self</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:5cake12P2PA2A2P3RzrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:5cake12P2P\">P2</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement><ref.generic_type_param usr=\"s:5cake12P2PA2A2P3RzrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:5cake12P3P\">P3</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.protocol>extension <decl.name><ref.protocol usr=\"s:5cake12P2P\">P2</ref.protocol></decl.name> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement><ref.generic_type_param usr=\"s:5cake12P2PA2A2P3RzrlE4Selfxmfp\">Self</ref.generic_type_param> : <ref.protocol usr=\"s:5cake12P3P\">P3</ref.protocol></decl.generic_type_requirement></decl.extension.protocol>",
     key.extends: {
       key.kind: source.lang.swift.ref.protocol,
       key.name: "P2",
@@ -1078,7 +1078,7 @@ extension Dictionary.Keys where Key : cake1.P1 {
     ],
     key.offset: 737,
     key.length: 45,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:SD3Keyxmfp\"><decl.generic_type_param.name>Key</decl.generic_type_param.name></decl.generic_type_param>, <decl.generic_type_param usr=\"s:SD5Valueq_mfp\"><decl.generic_type_param.name>Value</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement>Key : <ref.protocol usr=\"s:SH\">Hashable</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.struct>extension <decl.name><ref.struct usr=\"s:SD\">Dictionary</ref.struct>.<ref.struct usr=\"s:SD4KeysV\">Keys</ref.struct></decl.name></decl.extension.struct>",
     key.extends: {
       key.kind: source.lang.swift.ref.struct,
       key.name: "Keys",
@@ -1107,7 +1107,7 @@ extension Dictionary.Keys where Key : cake1.P1 {
     ],
     key.offset: 784,
     key.length: 66,
-    key.fully_annotated_generic_signature: "&lt;<decl.generic_type_param usr=\"s:SD4KeysV5cake1AC2P1RzrlE3Keyxmfp\"><decl.generic_type_param.name>Key</decl.generic_type_param.name></decl.generic_type_param>, <decl.generic_type_param usr=\"s:SD4KeysV5cake1AC2P1RzrlE5Valueq_mfp\"><decl.generic_type_param.name>Value</decl.generic_type_param.name></decl.generic_type_param> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement>Key : <ref.protocol usr=\"s:SH\">Hashable</ref.protocol></decl.generic_type_requirement>, <decl.generic_type_requirement>Key : <ref.protocol usr=\"s:5cake12P1P\">P1</ref.protocol></decl.generic_type_requirement>&gt;",
+    key.fully_annotated_decl: "<decl.extension.struct>extension <decl.name><ref.struct usr=\"s:SD\">Dictionary</ref.struct>.<ref.struct usr=\"s:SD4KeysV\">Keys</ref.struct></decl.name> <syntaxtype.keyword>where</syntaxtype.keyword> <decl.generic_type_requirement>Key : <ref.protocol usr=\"s:5cake12P1P\">P1</ref.protocol></decl.generic_type_requirement></decl.extension.struct>",
     key.extends: {
       key.kind: source.lang.swift.ref.struct,
       key.name: "Keys",
diff --git a/test/SourceKit/DocSupport/doc_system_module_underscored.swift b/test/SourceKit/DocSupport/doc_system_module_underscored.swift
new file mode 100644
index 0000000000000..66c5264820b75
--- /dev/null
+++ b/test/SourceKit/DocSupport/doc_system_module_underscored.swift
@@ -0,0 +1,8 @@
+
+// RUN: %empty-directory(%t)
+// RUN: %empty-directory(%t/mcp)
+// RUN: %empty-directory(%t/UnderscoredProto.framework/Modules/UnderscoredProto.swiftmodule)
+// RUN: cp %S/../Inputs/UnderscoredProto.swiftinterface %t/UnderscoredProto.framework/Modules/UnderscoredProto.swiftmodule/%module-target-triple.swiftinterface
+
+// RUN: %sourcekitd-test -req=doc-info  -synthesized-extension -module UnderscoredProto -- -target %target-triple -Fsystem %t -module-cache-path %t/mcp > %t.response
+// RUN: %diff -u %s.response %t.response
diff --git a/test/SourceKit/DocSupport/doc_system_module_underscored.swift.response b/test/SourceKit/DocSupport/doc_system_module_underscored.swift.response
new file mode 100644
index 0000000000000..9a6cc0b30316d
--- /dev/null
+++ b/test/SourceKit/DocSupport/doc_system_module_underscored.swift.response
@@ -0,0 +1,1763 @@
+import SwiftOnoneSupport
+
+struct A<T> {
+
+    func fromA(takesT takesT: T)
+
+    func fromAExtension(takesT takesT: T)
+
+    func fromProtoExtension()
+}
+
+extension A {
+
+    func fromDeprecatedProtoExtension()
+}
+
+extension A where T == String {
+
+    typealias Elem = Int
+
+    func fromAConditionalExtension(takesTIfString takesTIfString: T)
+
+    func fromProto2Extension(takesElem takesElem: Int)
+}
+
+extension A {
+
+    func fromDeprecatedConditionalProto2Extension(takesElemInt takesElemInt: Int)
+}
+
+class B<T> {
+
+    func fromB(takesT takesT: T)
+
+    typealias Elem = String
+
+    func fromProtoExtension()
+
+    func fromProto2Extension(takesElem takesElem: String)
+
+    func fromConditionalProto2Extension(takesElemIfString takesElemIfString: String)
+}
+
+extension B {
+
+    func fromDeprecatedProtoExtension()
+}
+
+class C<U, V> : B<String> where U : Equatable {
+
+    func fromC(takesUIfEquatable takesUIfEquatable: U)
+
+    typealias Elem1 = V
+
+    typealias Elem2 = U
+
+    func fromCConditionlExtension(takesU takesU: U)
+
+    typealias Elem = String
+
+    func fromProtoExtension()
+
+    func fromProto2Extension(takesElem takesElem: String)
+
+    func fromConditionalProto2Extension(takesElemIfString takesElemIfString: String)
+
+    func fromProto4Extension(takesElem2IfEquatable takesElem2IfEquatable: U)
+
+    func fromProto3Extension(takesElem1 takesElem1: V)
+
+    func fromProto3Extension(takesElem2 takesElem2: U)
+}
+
+extension C {
+
+    func fromDeprecatedProtoExtension()
+}
+
+extension C where U : Hashable {
+
+    func fromProto4Extension(takesElem2IfHashable takesElem2IfHashable: U)
+}
+
+struct D<T, U> {
+
+    func fromD(takesT takesT: T, takesU takesU: U)
+}
+
+extension D where T : Equatable {
+
+    typealias Item = T
+}
+
+extension D where T : Other1, T : Equatable {
+
+    func fromSomeProtoExtensionSplitConditions(takesItemIfOther1 takesItemIfOther1: T)
+}
+
+protocol Other1 {
+}
+
+
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+    key.offset: 0,
+    key.length: 6
+  },
+  {
+    key.kind: source.lang.swift.syntaxtype.identifier,
+    key.offset: 7,
+    key.length: 17
+  },
+  {
+    key.kind: source.lang.swift.syntaxtype.keyword,
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+    key.length: 6
+  },
+  {
+    key.kind: source.lang.swift.syntaxtype.identifier,
+    key.offset: 33,
+    key.length: 1
+  },
+  {
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+    key.length: 1
+  },
+  {
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+    key.length: 4
+  },
+  {
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+  },
+  {
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+  {
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+  {
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+          }
+        ]
+      }
+    ]
+  },
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+      },
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+      }
+    ],
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+            key.length: 1
+          }
+        ]
+      }
+    ]
+  },
+  {
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+    key.fully_annotated_decl: "<decl.protocol><syntaxtype.keyword>protocol</syntaxtype.keyword> <decl.name>Other1</decl.name></decl.protocol>"
+  }
+]
diff --git a/test/SourceKit/Inputs/UnderscoredProto.swiftinterface b/test/SourceKit/Inputs/UnderscoredProto.swiftinterface
new file mode 100644
index 0000000000000..ba812ee128cba
--- /dev/null
+++ b/test/SourceKit/Inputs/UnderscoredProto.swiftinterface
@@ -0,0 +1,101 @@
+// swift-interface-format-version: 1.0
+// swift-module-flags: -swift-version 5 -enable-library-evolution -module-name UnderscoredProto
+
+public protocol _UnderscoredProto {}
+public protocol _UnderscoredProto2 {
+    associatedtype Elem
+}
+
+public extension _UnderscoredProto {
+    func fromProtoExtension()
+}
+
+public extension _UnderscoredProto2 {
+    func fromProto2Extension(takesElem: Elem)
+}
+
+@available(*, deprecated, message: "")
+public extension _UnderscoredProto {
+    func fromDeprecatedProtoExtension(){}
+}
+
+public extension _UnderscoredProto2 where Elem == String {
+    func fromConditionalProto2Extension(takesElemIfString: Elem)
+}
+
+@available(*, deprecated, message: "")
+public extension _UnderscoredProto2 where Elem == Int {
+    func fromDeprecatedConditionalProto2Extension(takesElemInt: Elem)
+}
+
+public struct A<T> {
+    public func fromA(takesT: T)
+}
+
+extension A {
+    public func fromAExtension(takesT: T)
+}
+
+extension A : _UnderscoredProto {}
+
+extension A : _UnderscoredProto2 where T == String {
+    public typealias Elem = Int
+    public func fromAConditionalExtension(takesTIfString: T)
+}
+
+public class B<T>: _UnderscoredProto {
+    public func fromB(takesT: T)
+}
+
+extension B: _UnderscoredProto2 {
+    public typealias Elem = String
+}
+
+public class C<U,V>: B<String> where U: Equatable {
+    public func fromC(takesUIfEquatable: U)
+}
+
+public protocol _UnderscoredProto3 {
+    associatedtype Elem1
+    associatedtype Elem2
+}
+extension _UnderscoredProto3 {
+    public func fromProto3Extension(takesElem1: Elem1)
+    public func fromProto3Extension(takesElem2: Elem2)
+}
+
+public protocol _UnderscoredProto4: _UnderscoredProto3 where Elem2: Equatable {}
+extension _UnderscoredProto4 {
+    public func fromProto4Extension(takesElem2IfEquatable: Elem2)
+}
+
+extension _UnderscoredProto4 where Elem2: Hashable {
+    public func fromProto4Extension(takesElem2IfHashable: Elem2)
+}
+
+extension C: _UnderscoredProto4 {
+    public typealias Elem1 = V
+    public typealias Elem2 = U
+    public func fromCConditionlExtension(takesU: U)
+}
+
+
+public struct D<T, U> {
+    public func fromD(takesT: T, takesU: U)
+}
+
+public protocol Other1 {}
+public protocol _SomeProto {
+    associatedtype Item
+}
+
+extension _SomeProto where Item: Other1 {
+    public func fromSomeProtoExtensionSplitConditions(takesItemIfOther1: Item)
+}
+
+extension D: _SomeProto where T: Equatable {
+    public typealias Item = T
+    
+}
+
+
diff --git a/tools/SourceKit/lib/SwiftLang/SwiftDocSupport.cpp b/tools/SourceKit/lib/SwiftLang/SwiftDocSupport.cpp
index e9749ad813e70..13dd679595455 100644
--- a/tools/SourceKit/lib/SwiftLang/SwiftDocSupport.cpp
+++ b/tools/SourceKit/lib/SwiftLang/SwiftDocSupport.cpp
@@ -260,7 +260,9 @@ struct SourceTextInfo {
 
 } // end anonymous namespace
 
-static void initDocGenericParams(const Decl *D, DocEntityInfo &Info) {
+static void initDocGenericParams(const Decl *D, DocEntityInfo &Info,
+                                  TypeOrExtensionDecl SynthesizedTarget,
+                                  bool IsSynthesizedExt) {
   auto *GC = D->getAsGenericContext();
   if (!GC)
     return;
@@ -276,36 +278,107 @@ static void initDocGenericParams(const Decl *D, DocEntityInfo &Info) {
   if (ParentSig && ParentSig->isEqual(GenericSig))
     return;
 
+
+  // If we have a synthesized target, map from its base type into the this
+  // declaration's innermost type context, or if we're dealing with the
+  // synthesized extention itself rather than a member, into its extended
+  // nominal (the extension's own requirements shouldn't be considered in the
+  // substitution).
+  SubstitutionMap SubMap;
+  Type BaseType;
+  if (SynthesizedTarget) {
+    BaseType = SynthesizedTarget.getBaseNominal()->getDeclaredInterfaceType();
+    if (!BaseType->isExistentialType()) {
+      DeclContext *DC;
+      if (IsSynthesizedExt)
+        DC = cast<ExtensionDecl>(D)->getExtendedNominal();
+      else
+        DC = D->getInnermostDeclContext()->getInnermostTypeContext();
+      auto *M = DC->getParentModule();
+      SubMap = BaseType->getContextSubstitutionMap(M, DC);
+    }
+  }
+
+  auto SubstTypes = [&](Type Ty) {
+    return Ty.subst(SubMap, SubstFlags::DesugarMemberTypes);
+  };
+
   // FIXME: Not right for extensions of nested generic types
   if (GC->isGeneric()) {
     for (auto *GP : GenericSig->getInnermostGenericParams()) {
       if (GP->getDecl()->isImplicit())
         continue;
+      Type TypeToPrint = GP;
+      if (!SubMap.empty()) {
+        if (auto ArgTy = SubstTypes(GP)) {
+          if (!ArgTy->hasError()) {
+            // Ignore parameter that aren't generic after substitution
+            if (!ArgTy->is<ArchetypeType>() && !ArgTy->isTypeParameter())
+              continue;
+            TypeToPrint = ArgTy;
+          }
+        }
+      }
       DocGenericParam Param;
-      Param.Name = std::string(GP->getName());
+      Param.Name = TypeToPrint->getString();
       Info.GenericParams.push_back(Param);
     }
   }
 
-  ProtocolDecl *proto = nullptr;
+  ProtocolDecl *Proto = nullptr;
   if (auto *typeDC = GC->getInnermostTypeContext())
-    proto = typeDC->getSelfProtocolDecl();
+    Proto = typeDC->getSelfProtocolDecl();
 
-  for (auto &Req : GenericSig->getRequirements()) {
-    // Skip protocol Self requirement.
-    if (proto &&
+  for (auto Req: GenericSig->getRequirements()) {
+    if (Proto &&
         Req.getKind() == RequirementKind::Conformance &&
-        Req.getFirstType()->isEqual(proto->getSelfInterfaceType()) &&
-        Req.getSecondType()->getAnyNominal() == proto)
+        Req.getFirstType()->isEqual(Proto->getSelfInterfaceType()) &&
+        Req.getSecondType()->getAnyNominal() == Proto)
       continue;
 
+    auto First = Req.getFirstType();
+    Type Second;
+    if (Req.getKind() != RequirementKind::Layout)
+      Second = Req.getSecondType();
+
+    if (!SubMap.empty()) {
+      Type SubFirst = SubstTypes(First);
+      if (!SubFirst->hasError())
+        First = SubFirst;
+      if (Second) {
+        Type SubSecond = SubstTypes(Second);
+        if (!SubSecond->hasError())
+          Second = SubSecond;
+        // Ignore requirements that don't involve a generic after substitution.
+        if (!(First->is<ArchetypeType>() || First->isTypeParameter()) &&
+            !(Second->is<ArchetypeType>() || Second->isTypeParameter()))
+          continue;
+      }
+    }
+
     std::string ReqStr;
-    PrintOptions Opts;
     llvm::raw_string_ostream OS(ReqStr);
-    Req.print(OS, Opts);
+    PrintOptions Opts;
+    if (Req.getKind() != RequirementKind::Layout) {
+      Requirement(Req.getKind(), First, Second).print(OS, Opts);
+    } else {
+      Requirement(Req.getKind(), First, Req.getLayoutConstraint()).print(OS, Opts);
+    }
     OS.flush();
     Info.GenericRequirements.push_back(std::move(ReqStr));
   }
+
+  if (IsSynthesizedExt) {
+    // If there's a conditional conformance on the base type that 'enabled' this
+    // extension, we need to print its requirements too.
+    if (auto *EnablingExt = dyn_cast<ExtensionDecl>(SynthesizedTarget.getAsDecl())) {
+      if (EnablingExt->isConstrainedExtension()) {
+        initDocGenericParams(EnablingExt, Info,
+                             /*Target=*/EnablingExt->getExtendedNominal(),
+                             /*IsSynthesizedExtension*/false);
+      }
+    }
+  }
 }
 
 static bool initDocEntityInfo(const Decl *D,
@@ -376,29 +449,12 @@ static bool initDocEntityInfo(const Decl *D,
       llvm::SmallString<128> DocBuffer;
       {
         llvm::raw_svector_ostream OSS(DocBuffer);
-        ide::getDocumentationCommentAsXML(D, OSS);
+        ide::getDocumentationCommentAsXML(D, OSS, SynthesizedTarget);
       }
-      StringRef DocRef = (StringRef)DocBuffer;
-      if (IsSynthesizedExtension &&
-          DocRef.find("<Declaration>") != StringRef::npos) {
-        StringRef Open = "extension ";
-        assert(DocRef.find(Open) != StringRef::npos);
-        auto FirstPart = DocRef.substr(0, DocRef.find(Open) + (Open).size());
-        auto SecondPart = DocRef.substr(FirstPart.size());
-        auto ExtendedName = ((const ExtensionDecl*)D)->getExtendedNominal()
-            ->getName().str();
-        assert(SecondPart.startswith(ExtendedName));
-        SecondPart = SecondPart.substr(ExtendedName.size());
-        llvm::SmallString<128> UpdatedDocBuffer;
-        UpdatedDocBuffer.append(FirstPart);
-        UpdatedDocBuffer.append(SynthesizedTargetNTD->getName().str());
-        UpdatedDocBuffer.append(SecondPart);
-        OS << UpdatedDocBuffer;
-      } else
-        OS << DocBuffer;
+      OS << DocBuffer;
     }
 
-    initDocGenericParams(D, Info);
+    initDocGenericParams(D, Info, SynthesizedTarget, IsSynthesizedExtension);
 
     llvm::raw_svector_ostream LocalizationKeyOS(Info.LocalizationKey);
     ide::getLocalizationKey(D, LocalizationKeyOS);
@@ -410,14 +466,13 @@ static bool initDocEntityInfo(const Decl *D,
             VD, SynthesizedTarget, OS);
       else
         SwiftLangSupport::printFullyAnnotatedDeclaration(VD, Type(), OS);
-    } else if (auto *E = dyn_cast<ExtensionDecl>(D)) {
-      if (auto Sig = E->getGenericSignature()) {
-        // The extension under printing is potentially part of a synthesized
-        // extension. Thus it's hard to print the fully annotated decl. We
-        // need to at least print the generic signature here.
-        llvm::raw_svector_ostream OS(Info.FullyAnnotatedGenericSig);
-        SwiftLangSupport::printFullyAnnotatedGenericReq(Sig, OS);
-      }
+    } else if (auto *ED = dyn_cast<ExtensionDecl>(D)) {
+      llvm::raw_svector_ostream OS(Info.FullyAnnotatedDecl);
+      if (SynthesizedTarget)
+        SwiftLangSupport::printFullyAnnotatedSynthesizedDeclaration(
+            ED, SynthesizedTarget, OS);
+      else
+        SwiftLangSupport::printFullyAnnotatedDeclaration(ED, OS);
     }
 
     if (DeclaringModForCrossImport) {
diff --git a/tools/SourceKit/lib/SwiftLang/SwiftLangSupport.h b/tools/SourceKit/lib/SwiftLang/SwiftLangSupport.h
index ed616892598fb..54ec93e8cc149 100644
--- a/tools/SourceKit/lib/SwiftLang/SwiftLangSupport.h
+++ b/tools/SourceKit/lib/SwiftLang/SwiftLangSupport.h
@@ -420,14 +420,18 @@ class SwiftLangSupport : public LangSupport {
                                              swift::Type BaseTy,
                                              llvm::raw_ostream &OS);
 
+  static void printFullyAnnotatedDeclaration(const swift::ExtensionDecl *VD,
+                                             llvm::raw_ostream &OS);
+
   static void
   printFullyAnnotatedSynthesizedDeclaration(const swift::ValueDecl *VD,
                                             swift::TypeOrExtensionDecl Target,
                                             llvm::raw_ostream &OS);
 
   static void
-  printFullyAnnotatedGenericReq(const swift::GenericSignature Sig,
-                                llvm::raw_ostream &OS);
+  printFullyAnnotatedSynthesizedDeclaration(const swift::ExtensionDecl *ED,
+                                            swift::TypeOrExtensionDecl Target,
+                                            llvm::raw_ostream &OS);
 
   /// Print 'description' or 'sourcetext' the given \p VD to \p OS. If
   /// \p usePlaceholder is \c true, call argument positions are substituted with
diff --git a/tools/SourceKit/lib/SwiftLang/SwiftSourceDocInfo.cpp b/tools/SourceKit/lib/SwiftLang/SwiftSourceDocInfo.cpp
index af7daf2e74257..0b24a343de4ec 100644
--- a/tools/SourceKit/lib/SwiftLang/SwiftSourceDocInfo.cpp
+++ b/tools/SourceKit/lib/SwiftLang/SwiftSourceDocInfo.cpp
@@ -457,12 +457,11 @@ void SwiftLangSupport::printFullyAnnotatedDeclaration(const ValueDecl *VD,
   VD->print(Printer, PO);
 }
 
-void SwiftLangSupport::printFullyAnnotatedGenericReq(
-    const swift::GenericSignature Sig, llvm::raw_ostream &OS) {
-  assert(Sig);
+void SwiftLangSupport::printFullyAnnotatedDeclaration(const ExtensionDecl *ED,
+                                                      raw_ostream &OS) {
   FullyAnnotatedDeclarationPrinter Printer(OS);
   PrintOptions PO = PrintOptions::printQuickHelpDeclaration();
-  Sig->print(Printer, PO);
+  ED->print(Printer, PO);
 }
 
 void SwiftLangSupport::printFullyAnnotatedSynthesizedDeclaration(
@@ -475,6 +474,15 @@ void SwiftLangSupport::printFullyAnnotatedSynthesizedDeclaration(
   VD->print(Printer, PO);
 }
 
+void SwiftLangSupport::printFullyAnnotatedSynthesizedDeclaration(
+    const swift::ExtensionDecl *ED, TypeOrExtensionDecl Target,
+    llvm::raw_ostream &OS) {
+  FullyAnnotatedDeclarationPrinter Printer(OS);
+  PrintOptions PO = PrintOptions::printQuickHelpDeclaration();
+  PO.initForSynthesizedExtension(Target);
+  ED->print(Printer, PO);
+}
+
 template <typename FnTy>
 void walkRelatedDecls(const ValueDecl *VD, const FnTy &Fn) {
   llvm::SmallDenseMap<DeclName, unsigned, 16> NamesSeen;