> On Dec 2, 2024, at 20:11, Hendrik Leppkes <[email protected]> wrote: > > On Mon, Dec 2, 2024 at 11:28 AM Zhao Zhili > <[email protected]> wrote: >> >> >>> On Dec 2, 2024, at 00:53, James Almer <[email protected]> wrote: >>> >>> On 11/30/2024 6:13 AM, Zhao Zhili wrote: >>>> From: Zhao Zhili <[email protected]> >>>> MSVC messed up standard C features, again. >>>> --- >>>> libavutil/mem_internal.h | 4 ++++ >>>> 1 file changed, 4 insertions(+) >>>> diff --git a/libavutil/mem_internal.h b/libavutil/mem_internal.h >>>> index 249ec3a642..2eb4aef5b0 100644 >>>> --- a/libavutil/mem_internal.h >>>> +++ b/libavutil/mem_internal.h >>>> @@ -78,6 +78,10 @@ >>>> #define DECLARE_ALIGNED_T(n,t,v) alignas(FFMIN(n, 16)) t v >>>> #define DECLARE_ASM_ALIGNED(n,t,v) alignas(FFMIN(n, 16)) t av_used v >>>> #define DECLARE_ASM_CONST(n,t,v) alignas(FFMIN(n, 16)) static const >>>> t av_used v >>>> +#elif defined(_MSC_VER) >>>> + #define DECLARE_ALIGNED_T(n,t,v) __declspec(align(n)) t v >>>> + #define DECLARE_ASM_ALIGNED(n,t,v) __declspec(align(n)) t v >>>> + #define DECLARE_ASM_CONST(n,t,v) __declspec(align(n)) static const >>>> t v >>>> #else >>>> #define DECLARE_ALIGNED_T(n,t,v) alignas(n) t v >>>> #define DECLARE_ASM_ALIGNED(n,t,v) alignas(n) t av_used v >>> >>> Ok. >> >> I have tested with different msvc version on godbolt.org >> <http://godbolt.org/>. >> >> MSVC v19.25 VS16.5 and below doesn’t support alignas. >> >> Since v19.25 VS16.7 the build seems fine. And fate-test on my machine with >> VS2022 have no problem. >> >> Does anyone get other problems with MSVC alignas support? >> > > Current master doesn't pass fate on the latest VS2022 for me right here. > I've been trying to look into whats going on, but haven't had the > time, so please push this in the meantime.
Pushed, sorry for the break. > > - Hendrik > _______________________________________________ > ffmpeg-devel mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
