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[Bug tree-optimization/34244] [4.3 Regression] VRP/SCEV miscompiles Firefox
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Nov 2007 14:04:07 -0000
- Subject: [Bug tree-optimization/34244] [4.3 Regression] VRP/SCEV miscompiles Firefox
- References: <bug-34244-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from rguenther at suse dot de 2007-11-27 14:04 -------
Subject: Re: [4.3 Regression] VRP/SCEV miscompiles
Firefox
On Tue, 27 Nov 2007, rakdver at gcc dot gnu dot org wrote:
> ------- Comment #2 from rakdver at gcc dot gnu dot org 2007-11-27 13:57 -------
> I will have a look. What target is this on, and what flags are used for
> compilation?
It fails independent of the target (x86_64 and i686 for me), -O[123s]
with -ftree-vrp enabled makes it fail.
Richard.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34244