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[Bug tree-optimization/32230] [4.3 Regression] Segfault in set_bb_for_stmt with -O -ftree-vectorize
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Jun 2007 12:30:46 -0000
- Subject: [Bug tree-optimization/32230] [4.3 Regression] Segfault in set_bb_for_stmt with -O -ftree-vectorize
- References: <bug-32230-12387@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from rguenther at suse dot de 2007-06-28 12:30 -------
Subject: Re: [4.3 Regression] Segfault in
set_bb_for_stmt with -O -ftree-vectorize
On Thu, 28 Jun 2007, irar at il dot ibm dot com wrote:
>
>
> ------- Comment #8 from irar at il dot ibm dot com 2007-06-28 12:29 -------
> (In reply to comment #7)
> > I suppose rejecting NULL bases should work here?
>
> Yes, only it's not NULL it's zero (0B).
> We can reject it in the vectorizer or not create a dr for it...
I suppose all INTEGER_CST bases should be rejected.
Richard.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32230