From fc3e80cf6d8847fd5a2313dd7e2079d268f1ec84 Mon Sep 17 00:00:00 2001
From: "NARUSE, Yui" <naruse@airemix.jp>
Date: Wed, 1 May 2019 01:06:13 +0900
Subject: guard include with has_feature

clang's sanitizer/msan_interface.h has fallback macros.
It causes redefinition of __msan_unpoison().
---
 internal.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'internal.h')

diff --git a/internal.h b/internal.h
index f782668bd9..0ce1dcd495 100644
--- a/internal.h
+++ b/internal.h
@@ -112,7 +112,9 @@ extern "C" {
 #endif
 
 #ifdef HAVE_SANITIZER_MSAN_INTERFACE_H
-# include <sanitizer/msan_interface.h>
+# if __has_feature(memory_sanitizer)
+#  include <sanitizer/msan_interface.h>
+# endif
 #endif
 
 #if !__has_feature(memory_sanitizer)
-- 
cgit v1.2.3