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[Bug tree-optimization/25985] [4.2 Regression] with optimization integer math fails
- 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: 15 Mar 2006 18:27:02 -0000
- Subject: [Bug tree-optimization/25985] [4.2 Regression] with optimization integer math fails
- References: <bug-25985-9034@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from pinskia at gcc dot gnu dot org 2006-03-15 18:27 -------
Loop 1 iterates 2 times.
Added canonical iv to loop 1, 2 iterations.
That is wrong, it iterates 3 times at this point (an interation has already
been peeled before the loop).
This is from .ivcanon.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25985