> -----Original Message----- > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of > Martin Storsjö > Sent: Mittwoch, 28. Mai 2025 10:29 > To: FFmpeg development discussions and patches <ffmpeg- > de...@ffmpeg.org> > Subject: Re: [FFmpeg-devel] Building for Mac x86 with GCC & NASM > > On Wed, 28 May 2025, softworkz . wrote: > > >> -----Original Message----- > >> From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of > >> Christopher Snowhill > >> Sent: Mittwoch, 28. Mai 2025 09:40 > >> To: FFmpeg development discussions and patches <ffmpeg- > >> de...@ffmpeg.org> > >> Subject: Re: [FFmpeg-devel] Building for Mac x86 with GCC & NASM > >> > >> On Tue May 27, 2025 at 10:54 PM PDT, Martin Storsjö wrote: > >>> On Tue, 27 May 2025, softworkz . wrote: > >>> > >>>> Hi, > >>>> > >>>> I have an issue with the CI builds for Mac in a way that it > prints > >>>> tons of lines like this: > >>>> > >>>> ld: warning: no platform load command found in > >> 'libavcodec/libavcodec.a[1008](sao_10bit.o)', assuming: macOS > >>>> ld: warning: no platform load command found in > >> 'libavcodec/libavcodec.a[1009](hpeldsp.o)', assuming: macOS > >>>> ld: warning: no platform load command found in > >> 'libavcodec/libavcodec.a[1011](huffyuvdsp.o)', assuming: macOS > >>>> ld: warning: no platform load command found in > >> 'libavcodec/libavcodec.a[1013](huffyuvencdsp.o)', assuming: macOS > >>>> > >>>> > >>>> These are all about X86AM output. I've had those lines for all .o > >> files > >>>> before and was able to get rid of them by adding flags like > below. > >>>> > >>>> Does anybody know how I can avoid those lines for the X86ASM > output > >> as well? > >>>> (don't know much about building for Apple) > >>> > >>> These warnings appeared since the new linker in Xcode 15.0, 1.5 > >> years ago. > >>> I'm not aware of a flag for silencing these warnings; the only way > >> I'm > >>> aware of is to force using the old linker by passing -Wl,- > >> ld_classic. > >>> > >>> These warnings would go away of nasm could produce the right > >> platform load > >>> commands; this is https://github.com/netwide- > assembler/nasm/pull/13, > >> but > >>> there hasn't been much progress on it. (And since the macOS > >> ecossytem > >>> mostly is moving away from x86, I guess there's progressively less > >> effort > >>> on it as well.) > >>> > >>> // Martin > >> > >> I do wonder how this is going, since I have never noticed such > >> messages > >> while building for x86 from an ARM machine. I continue to support > x86 > >> machines all the way down to the minimum spec of current Xcode, > which > >> is > >> 10.13. > > > > I don't think you can cross-compile x86 assembler on an arm machine. > > Why wouldn't you be able to do that? The assembler is an executable > like > any other, taking in source code and outputting object files. You can > run > that on any machine.
I haven't seen any arm binary in nasm's MacOS package. Is there a nasm package for arm? Then I'm wrong of course! Thanks sw _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
