From 5aa8c2ce7e7d7ed1f5d1e99d2782afe1934c38e5 Mon Sep 17 00:00:00 2001
From: Pranav Kant <prka@google.com>
Date: Thu, 7 Nov 2024 21:50:10 +0000
Subject: [PATCH] Revert "Add clang::lifetimebound annotation to
 llvm::function_ref (#115019)"

This reverts commit 9f796159f28775b3f93d77e173c1fd3413c2e60e.

This is breaking compiler-rt/lib/sanitizer_common/...

Author knows about the breakage.
---
 llvm/include/llvm/ADT/STLFunctionalExtras.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/llvm/include/llvm/ADT/STLFunctionalExtras.h b/llvm/include/llvm/ADT/STLFunctionalExtras.h
index 3b9d40959d714..6f172504b3c16 100644
--- a/llvm/include/llvm/ADT/STLFunctionalExtras.h
+++ b/llvm/include/llvm/ADT/STLFunctionalExtras.h
@@ -16,7 +16,6 @@
 #define LLVM_ADT_STLFUNCTIONALEXTRAS_H
 
 #include "llvm/ADT/STLForwardCompat.h"
-#include "llvm/Support/Compiler.h"
 
 #include <cstdint>
 #include <type_traits>
@@ -53,7 +52,7 @@ class function_ref<Ret(Params...)> {
 
   template <typename Callable>
   function_ref(
-      Callable &&callable LLVM_LIFETIME_BOUND,
+      Callable &&callable,
       // This is not the copy-constructor.
       std::enable_if_t<!std::is_same<remove_cvref_t<Callable>,
                                      function_ref>::value> * = nullptr,