This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/34099] [4.3 Regression] optimizer problem
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 15 Nov 2007 15:51:40 -0000
- Subject: [Bug tree-optimization/34099] [4.3 Regression] optimizer problem
- References: <bug-34099-3137@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from rguenther at suse dot de 2007-11-15 15:51 -------
Subject: Re: [4.3 Regression] optimizer problem
On Thu, 15 Nov 2007, ebotcazou at gcc dot gnu dot org wrote:
> ------- Comment #6 from ebotcazou at gcc dot gnu dot org 2007-11-15 15:44 -------
> > That is, a certain class of operations (like COMPLEX_EXPR) do not fulfil the
> > constraint that if one operand is UNDEFINED the result is UNDEFINED as well.
>
> Is the problem somehow related to PR middle-end/33088?
It looks like so, but I cannot reproduce the problem in PR33088.
Richard.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34099