[FFmpeg-devel] [PATCH/RFC] mathops/x86: work around inline asm miscompilation with GCC 4.8.1

Hendrik Leppkes h.leppkes at gmail.com
Sat Jun 15 22:48:11 CEST 2013

On Sat, Jun 15, 2013 at 10:46 PM, Hendrik Leppkes <h.leppkes at gmail.com> wrote:
> The volatile is not required here, and prevents a miscompilation with GCC
> 4.8.1 when building on x86 with --cpu=i686

I'm not sure if this problem also occurs on 32-bit Linux, if anyone
wants to test, that may be useful.
A simple build on 32-bit x86 with --cpu=i686 and make fate-vc1-ism

I setup a FATE instance testing this on Windows:

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