With MSys2's GCC, `ReadWriteBarrier` is already defined, and FORCEINLINE unfortunately gets defined incorrectly. Let's work around both problems, using the MSys2-specific __MINGW64_VERSION_MAJOR constant to guard the FORCEINLINE definition so as not to affect other platforms. Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx> --- compat/nedmalloc/malloc.c.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/compat/nedmalloc/malloc.c.h b/compat/nedmalloc/malloc.c.h index f216a2a..bf70037 100644 --- a/compat/nedmalloc/malloc.c.h +++ b/compat/nedmalloc/malloc.c.h @@ -720,6 +720,9 @@ struct mallinfo { inlining are defined as macros, so these aren't used for them. */ +#ifdef __MINGW64_VERSION_MAJOR +#undef FORCEINLINE +#endif #ifndef FORCEINLINE #if defined(__GNUC__) #define FORCEINLINE __inline __attribute__ ((always_inline)) @@ -1382,6 +1385,7 @@ LONG __cdecl _InterlockedExchange(LONG volatile *Target, LONG Value); /*** Atomic operations ***/ #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) > 40100 + #undef _ReadWriteBarrier #define _ReadWriteBarrier() __sync_synchronize() #else static __inline__ __attribute__((always_inline)) long __sync_lock_test_and_set(volatile long * const Target, const long Value) -- 2.7.0.windows.1.7.g55a05c8 -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html