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[Bug optimization/14562] [tree-ssa] Incorrect loop code caused by copyrename
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 Mar 2004 22:29:32 -0000
- Subject: [Bug optimization/14562] [tree-ssa] Incorrect loop code caused by copyrename
- References: <20040312212525.14562.fjahanian@apple.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-03-12 22:29 -------
Actually the PHI functions from tree copy header are fine, the real issue is that copyrename is renaming
a variable to one which is set also through the loop.
I found this seeing that copyrename2 was messing up the trees.
--
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|rakdver at atrey dot karlin |amacleod at redhat dot com
|dot mff dot cuni dot cz |
Status|UNCONFIRMED |ASSIGNED
Ever Confirmed| |1
Keywords| |wrong-code
Last reconfirmed|0000-00-00 00:00:00 |2004-03-12 22:29:31
date| |
Summary|Incorrect loop code caused |[tree-ssa] Incorrect loop
|by pass_ch |code caused by copyrename
Target Milestone|--- |tree-ssa
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14562