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Message-ID: <20160914151145.GR16436@example.net>
Date: Wed, 14 Sep 2016 17:11:46 +0200
From: u-uy74@...ey.se
To: musl@...ts.openwall.com
Subject: Re: incompatibility between libtheora/mmx and musl ?
On Wed, Sep 14, 2016 at 04:41:45PM +0200, Szabolcs Nagy wrote:
> this might be an issue:
> musl uses float instructions in malloc,
> if mmx needs different fpu state and
> they don't change it back for a malloc
> call that can corrupt the heap.
>
> to test this, try to use the 'non-float bin index'
> code in musl from here:
> http://port70.net/~nsz/musl/malloc.c
Bingo!
The resulting encoder works like a charm.
I forward this info to Xiph and expect the fix will be on the way.
Thanks a lot Szabolcs (and everyone)!
Rune
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