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[Bug target/51743] [ia64] Many gcc.dg/torture/vshuf*.c tests FAIL with -O2 -mbig-endian
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 04 Jan 2012 07:11:52 +0000
- Subject: [Bug target/51743] [ia64] Many gcc.dg/torture/vshuf*.c tests FAIL with -O2 -mbig-endian
- Auto-submitted: auto-generated
- References: <bug-51743-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51743
Uros Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
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CC| |sje at cup dot hp.com
--- Comment #3 from Uros Bizjak <ubizjak at gmail dot com> 2012-01-04 07:11:52 UTC ---
(In reply to comment #2)
> Uh... can you even force ia64-linux to run in big-endian mode?
> Just because you said -mbig-endian doesn't mean it is. I don't
> see anything in the linux kernel that allows per-process endian
> switching.
These tests just shuffle bytes around, so I was under impression that the
functionality is isolated from OS. And Hello world executes correctly when
compiled with -mbig-endian.
> Do these same failures appear for ia64-hpux?
Hm, latest results are from 1st of December [1].
[1] http://gcc.gnu.org/ml/gcc-testresults/2011-12/msg00083.html