Index: lib/sanitizer_common/sanitizer_common.h
===================================================================
--- lib/sanitizer_common/sanitizer_common.h
+++ lib/sanitizer_common/sanitizer_common.h
@@ -804,7 +804,7 @@
 
 void WriteToSyslog(const char *buffer);
 
-#if defined(SANITIZER_WINDOWS) && defined(_MSC_VER)
+#if defined(SANITIZER_WINDOWS) && defined(_MSC_VER) && !defined(__clang__)
 #define SANITIZER_WIN_TRACE 1
 #else
 #define SANITIZER_WIN_TRACE 0