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[Bug rtl-optimization/56151] [4.8 Regression] Performance degradation after r194054 on x86 Atom.
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 04 Feb 2013 17:13:52 +0000
- Subject: [Bug rtl-optimization/56151] [4.8 Regression] Performance degradation after r194054 on x86 Atom.
- Auto-submitted: auto-generated
- References: <bug-56151-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56151
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-02-04 17:13:52 UTC ---
Created attachment 29350
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29350
gcc48-pr56151.patch
Untested patch for the peephole mentioned in previous comment.