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[Bug tree-optimization/36343] [4.3 Regression] Wrong code due to bad TBAA pruning of points-to-sets and use in call clobbering
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 17 Sep 2008 15:10:47 -0000
- Subject: [Bug tree-optimization/36343] [4.3 Regression] Wrong code due to bad TBAA pruning of points-to-sets and use in call clobbering
- References: <bug-36343-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #8 from rguenther at suse dot de 2008-09-17 15:10 -------
Subject: Re: [4.3 Regression] Wrong code due
to bad TBAA pruning of points-to-sets and use in call clobbering
On Wed, 17 Sep 2008, ebotcazou at gcc dot gnu dot org wrote:
> ------- Comment #7 from ebotcazou at gcc dot gnu dot org 2008-09-17 15:07 -------
> > This is the patch we use for openSUSE to fix this bug.
>
> Any particular reason for not installing it at the FSF as well?
It disables optimizations and the testcase was artificially created by
me from looking at the source. But let me just submit the patch
(again) and ask for feedback.
Richard.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36343