#endif // !HAVE_VALGRIND_VALGRIND_H
+#if LLVM_ENABLE_THREADS != 0 && !defined(NDEBUG)
// These functions require no implementation, tsan just looks at the arguments
// they're called with.
extern "C" {
void AnnotateIgnoreWritesBegin(const char *file, int line) {}
void AnnotateIgnoreWritesEnd(const char *file, int line) {}
}
+#endif