The __sync_synchronize built-in function [1] is deprecated, and not defined with MSVC. Prefer MemoryBarrier [2] and _ReadWriteBarrier [3].
[1]: https://gcc.gnu.org/onlinedocs/gcc/_005f_005fsync-Builtins.html#index-_005f_005fsync_005fsynchronize [2]: https://learn.microsoft.com/en-us/windows/win32/api/winnt/nf-winnt-memorybarrier [3]: https://learn.microsoft.com/en-us/cpp/intrinsics/readwritebarrier\?view\=msvc-170 Signed-off-by: Antonin Décimo <anto...@tarides.com> --- mingw-w64-libraries/winpthreads/include/pthread.h | 4 ++-- mingw-w64-libraries/winpthreads/src/misc.h | 4 ---- 2 files changed, 2 insertions(+), 6 deletions(-) diff --git a/mingw-w64-libraries/winpthreads/include/pthread.h b/mingw-w64-libraries/winpthreads/include/pthread.h index cf3569a9c..33a770856 100644 --- a/mingw-w64-libraries/winpthreads/include/pthread.h +++ b/mingw-w64-libraries/winpthreads/include/pthread.h @@ -212,9 +212,9 @@ struct _pthread_cleanup do { \ const _pthread_cleanup _pthread_cup = \ { (F), (A), *pthread_getclean() }; \ - __sync_synchronize(); \ + MemoryBarrier(); \ *pthread_getclean() = (_pthread_cleanup *) &_pthread_cup; \ - __sync_synchronize(); \ + MemoryBarrier(); \ do { \ do {} while (0) diff --git a/mingw-w64-libraries/winpthreads/src/misc.h b/mingw-w64-libraries/winpthreads/src/misc.h index ce278c976..eb0f7f2b6 100644 --- a/mingw-w64-libraries/winpthreads/src/misc.h +++ b/mingw-w64-libraries/winpthreads/src/misc.h @@ -101,10 +101,6 @@ static WINPTHREADS_INLINE unsigned long dwMilliSecs(unsigned long long ms) return (unsigned long) ms; } -#ifndef _ReadWriteBarrier -#define _ReadWriteBarrier __sync_synchronize -#endif - unsigned long long _pthread_time_in_ms(void); unsigned long long _pthread_time_in_ms_from_timespec(const struct timespec *ts); unsigned long long _pthread_rel_time_in_ms(const struct timespec *ts); -- 2.43.0 _______________________________________________ Mingw-w64-public mailing list Mingw-w64-public@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/mingw-w64-public
