[vorbis-dev] Serious GCC/EGCS 2.91 bug found (bites rc2)

Monty xiphmont at xiph.org
Thu Aug 16 14:24:15 PDT 2001



On Thu, Aug 16, 2001 at 08:19:09PM +0000, David Burnett wrote:
> >Hi folks,
> >
> >The folks on RedHat who have been complaining of poor-quality encodes
> >prompted us to track down the trouble, and it's a compiler bug.  We
> >have the asm .s files to prove it :-)
> >
> >The summary: EGCS (gcc) versions through March 1999, including up to
> >at least gcc/egcs 2.91.66 have a serious floating point optimization
> 
> Is there a quick and easy test for this bug for those of use 
> with gcc version numbers like 2.9-beos-991026. This is
> from someone with cloth ears and cheap speakers so a listening 
> test is right out of it :)

The EGCS bug was fixed in april 1999.  As the date of your build is
19991026, you're all clear.

Monty

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