[FFmpeg-devel] [PATCH 2/2] libavutil: x86: Include stdlib.h before using _byteswap_ulong

Martin Storsjö martin at martin.st
Tue Jan 21 22:24:47 EET 2020


When clang works in MSVC mode, it does have the _byteswap_ulong
builtin, but one has to include stdlib.h before using it.
---
 libavutil/x86/bswap.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavutil/x86/bswap.h b/libavutil/x86/bswap.h
index ffa59e4c82..b2f18b6c93 100644
--- a/libavutil/x86/bswap.h
+++ b/libavutil/x86/bswap.h
@@ -26,6 +26,7 @@
 
 #include <stdint.h>
 #if defined(_MSC_VER)
+#include <stdlib.h>
 #include <intrin.h>
 #endif
 #include "config.h"
-- 
2.17.1



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