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[Bug target/49374] [4.5 Regression] x86 backend is broken
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 12 Jun 2011 11:46:07 +0000
- Subject: [Bug target/49374] [4.5 Regression] x86 backend is broken
- Auto-submitted: auto-generated
- References: <bug-49374-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49374
--- Comment #2 from Uros Bizjak <ubizjak at gmail dot com> 2011-06-12 11:45:39 UTC ---
(In reply to comment #0)
> Revision 174635 is OK. It may be caused by revision 174951:
>
> http://gcc.gnu.org/ml/gcc-cvs/2011-06/msg00440.html
Huh?
Unless these testcases depend on totally broken vec_dupv4sf pattern, I
sincerely doubt that my patch could trigger these errors. And we don't
vectorize at -O2.