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[Bug tree-optimization/52631] [4.6/4.7/4.8 Regression] VN does not use simplified expression for lookup
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 20 Mar 2012 06:09:18 +0000
- Subject: [Bug tree-optimization/52631] [4.6/4.7/4.8 Regression] VN does not use simplified expression for lookup
- Auto-submitted: auto-generated
- References: <bug-52631-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52631
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Keywords| |missed-optimization
Last reconfirmed| |2012-03-20
AssignedTo|unassigned at gcc dot |pinskia at gcc dot gnu.org
|gnu.org |
Ever Confirmed|0 |1
Summary|VN does not use simplified |[4.6/4.7/4.8 Regression] VN
|expression for lookup |does not use simplified
| |expression for lookup
Target Milestone|--- |4.7.1
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-03-20 06:09:18 UTC ---
I am working on a fix. Note I did not find this because a performance issue
but rather I found this while working on my gimple SSA combiner/simplifer
patches.