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[Bug optimization/12340] [3.3 regression] loop unroller + gcse produces wrong code
- From: "ebotcazou at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Sep 2003 16:37:06 -0000
- Subject: [Bug optimization/12340] [3.3 regression] loop unroller + gcse produces wrong code
- References: <20030919151041.12340.rguenth@tat.physik.uni-tuebingen.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12340
------- Additional Comments From ebotcazou at gcc dot gnu dot org 2003-09-22 16:37 -------
This fools the loop unroller, which produces code that overwrites some fields of
the object on the stack.