[Speex-dev] Speex crashing on ARM with assembler optimization enabled.

Jean-Marc Valin jean-marc.valin at usherbrooke.ca
Wed Dec 12 14:41:10 PST 2007

Did you test what happens if you only enable arm4 assembly? Also, if you
can do some investigation, it would be useful to check what bit of
assembly is causing the crash. Can you disable one at a time and check?


Alexander Chemeris a écrit :
> Hi,
> I'm trying to get speex working on an ARM board (ARM926EJ-Sid(wb) core,
> ARM 5TE architecture) and getting segfaults if build with "--enable-fixed-point
> --enable-arm5e-asm" options. If I use just "--enable-fixed-point", then
> it runs fine, but once I add "--enable-arm5e-asm" it start crashing
> (I use testenc to test it).
> Further investigation showed, that it does not crash, if I enable arm asm
> but disable both VAR_ARRAYS and USE_ALLOCA in config.h.
> This tested with speex svn rev13928 and with 1.2beta3 (svn rev14298).
> gcc version is 4.2.0
> I guess it may be some alignment problem or so, like with MS compilers?
> Did anyone had same problems? Any good ideas and directions where to
> look and debug are welcome.

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