diff --git a/compiler-rt/lib/tsan/rtl/tsan_platform.h b/compiler-rt/lib/tsan/rtl/tsan_platform.h
--- a/compiler-rt/lib/tsan/rtl/tsan_platform.h
+++ b/compiler-rt/lib/tsan/rtl/tsan_platform.h
@@ -648,8 +648,7 @@
   return Func::template Apply<MappingGo48>(arg);
 #  endif
 #else  // SANITIZER_GO
-#  if defined(__x86_64__) || defined(SANITIZER_IOSSIM) || \
-      SANITIZER_MAC && !SANITIZER_IOS
+#  if defined(__x86_64__) || SANITIZER_IOSSIM || SANITIZER_MAC && !SANITIZER_IOS
   return Func::template Apply<Mapping48AddressSpace>(arg);
 #  elif defined(__aarch64__) && defined(__APPLE__)
   return Func::template Apply<MappingAppleAarch64>(arg);