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[Bug tree-optimization/71361] [7 Regression] Changes in ivopts caused perf regression on x86
- From: "marxin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 12 Feb 2018 10:11:10 +0000
- Subject: [Bug tree-optimization/71361] [7 Regression] Changes in ivopts caused perf regression on x86
- Auto-submitted: auto-generated
- References: <bug-71361-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71361
--- Comment #12 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to amker from comment #11)
> (In reply to Martin Liška from comment #10)
> > Let me bisect that.
>
> IIRC, it's one of the IVOPTs rewriting patches. The Bisected revision may
> not be appropriate for backport on itself I think.
Ok, so then probably close the PR as we're not planning a rewritten to gcc7
branch?