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Re: PATCH: Add --alt-nops=short|long to x86/x86-64 assemblers
> > > I was talking about the code like
> > >
> > > asm ("some SSE instruction");
> > >
> > > If gcc starts to generate ".arch i686", the code above won't compile
> > > any more.
> >
> > I'd say that code is broken. You'd have the same problem if you
> > implemented the commandline options. I don't really see why x86 is any
> > different to other architectures in this respect.
>
> x86 is different, for better or worse. The reality is we can't change
> it in such a way that all sudden the existing codes won't compile any
> more.
Well, doesn't the same argument apply to commandline arguments.
Having -march=i686 behave differently to ".arch i686" sounds like a really
bad idea to me.
Paul