check for __has_feature

daschuer · Nov 14, 2024 · 3def94f · 3def94f
1 parent d3d6809
commit 3def94f
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/lib/portaudio/pa_memorybarrier.h b/lib/portaudio/pa_memorybarrier.h
@@ -60,7 +60,13 @@
  *
  ****************/
 
-#if (__has_feature(thread_sanitizer) || defined(__SANITIZE_THREAD__)) && __has_include(<sanitizer/tsan_interface_atomic.h>)
+#ifdef __has_feature
+#if __has_feature(thread_sanitizer)
+# define __SANITIZE_THREAD__ 1
+#endif
+#endif
+
+#if defined(__SANITIZE_THREAD__) && __has_include(<sanitizer/tsan_interface_atomic.h>)
 #  include <sanitizer/tsan_interface_atomic.h>
 #  warning Building under Thread Sanitizer!
 #  define PaUtil_FullMemoryBarrier()  __tsan_atomic_thread_fence(__tsan_memory_order_seq_cst)