[FFmpeg-devel] [PATCH v2] lsws/ppc/yuv2rgb_altivec: Fix build in non-VSX environments with Clang

[Brad Smith]

On 2023-08-23 4:52 p.m., Michael Niedermayer wrote:
> On Fri, Aug 18, 2023 at 10:14:04PM -0400, Brad Smith wrote:
>> lsws/ppc/yuv2rgb_altivec: Fix build in non-VSX environments with Clang
>>
>> Add a check for the existence of the vec_xl() function. Clang provides
>> the function even with VSX not enabled.
>>
>> v2: test for function if AltiVec is enabled instead of with AltiVec and without VSX
>> ---
>>   configure                        | 8 ++++++++
>>   libswscale/ppc/yuv2rgb_altivec.c | 4 ++--
>>   2 files changed, 10 insertions(+), 2 deletions(-)
> Has this been tested on an affected platform ?
> I mean the function is provided but does it also work ?

This has been in the FreeBSD / OpenBSD ports for years. So to a certain 
extent yes. Anyway, I didn't have access to my test VM for quite some 
time but I do now and ran the various tests with FATE and did not see 
any issues.