--- llvm-project-git-24a30daaa.old/third-party/benchmark/src/mutex.h
+++ llvm-project-git-24a30daaa/third-party/benchmark/src/mutex.h
@@ -8,7 +8,7 @@
 
 // Enable thread safety attributes only with clang.
 // The attributes can be safely erased when compiling with other compilers.
-#if defined(HAVE_THREAD_SAFETY_ATTRIBUTES)
+#if defined(HAVE_THREAD_MOOCOW_ATTRIBUTES)
 #define THREAD_ANNOTATION_ATTRIBUTE_(x) __attribute__((x))
 #else
 #define THREAD_ANNOTATION_ATTRIBUTE_(x)  // no-op