[FFmpeg-devel] [PATCH] Fix configure to disable MMX for Pentium Pro

Ronald S. Bultje rsbultje
Thu Aug 26 15:46:33 CEST 2010


On Thu, Aug 26, 2010 at 9:34 AM, Alex Converse <alex.converse at gmail.com> wrote:
> ./configure --cpu=prentiumpro says build me an FFmpeg for a
> PentiumPro. The result will no longer run on a PentiumPro.

A) It should require --disable-mmx (and thus the configure patch to
disable mmx should be changed to error out unless mmx is disabled),
B) we should revert the mmx-requiring commit and only do unconditional
emms on x86-64 (I think this is acceptable. Mans?).


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