diff --git a/CoreFoundation/String.subproj/CFAttributedString.c b/CoreFoundation/String.subproj/CFAttributedString.c
index 14233dfb3b..cc33885d7e 100644
--- a/CoreFoundation/String.subproj/CFAttributedString.c
+++ b/CoreFoundation/String.subproj/CFAttributedString.c
@@ -23,11 +23,6 @@
 @end
 #endif
 
-#if defined(__linux__)
-// SR-15302: clang mis-optimizes `CFAttributedStringGetAttributesAndLongestEffectiveRange`
-#pragma clang optimize off
-#endif
-
 struct __CFAttributedString {
     CFRuntimeBase base;
     CFStringRef string;