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atomic: prefer gcc builtins over win32 atomics, if available. 

The mingw win32 atomics appear to be faulty, so they should not be used
if the gcc ones are available.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Hendrik Leppkes 2013-03-10 23:03:42 +01:00 committed by Michael Niedermayer
parent c48828f763
commit b91459e565
1 changed files with 3 additions and 3 deletions
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6
libavutil/atomic.h
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@ -23,10 +23,10 @@
#include "config.h"
#if HAVE_MEMORYBARRIER
#include "atomic_win32.h"
#elif HAVE_SYNC_VAL_COMPARE_AND_SWAP
#if HAVE_SYNC_VAL_COMPARE_AND_SWAP
#include "atomic_gcc.h"
#elif HAVE_MEMORYBARRIER
#include "atomic_win32.h"
#elif HAVE_MACHINE_RW_BARRIER
#include "atomic_suncc.h"
#else