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[Bug optimization/12617] [3.4 Regression] jump to next instruction not always properly eliminated
- From: "hubicka at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Dec 2003 22:31:28 -0000
- Subject: [Bug optimization/12617] [3.4 Regression] jump to next instruction not always properly eliminated
- References: <20031015030013.12617.zack@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From hubicka at gcc dot gnu dot org 2003-12-16 22:31 -------
The problem is that ifcvt is run after bb-reorder that cause such strange artefacts. It is no clear why we order things this way and it seems to me that ifcvt can be done first. I would like to do some SPEC testing before changing this tought.
Honza
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12617