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[Bug target/77728] [5/6 Regression] Miscompilation multiple vector iteration on ARM
- From: "rearnsha at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 26 Apr 2017 11:04:18 +0000
- Subject: [Bug target/77728] [5/6 Regression] Miscompilation multiple vector iteration on ARM
- Auto-submitted: auto-generated
- References: <bug-77728-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77728
--- Comment #51 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
(In reply to Jonathan Wakely from comment #50)
> (In reply to ktkachov from comment #3)
> > Started with r225465.
> > Something to do with alignment.
> > I wonder if it's related to PR69841 ?
>
> Seems to be the same. Maybe PR 80149 too?
With the latest trunk sources the testcase for PR80149 triggers the new ABI
change warning; the testcase for PR69841 does also, but only when optimization
is O1 or lower.