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[Bug target/56200] queens benchmark is faster with -O0 than with any other optimization level
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 05 Feb 2013 09:21:59 +0000
- Subject: [Bug target/56200] queens benchmark is faster with -O0 than with any other optimization level
- Auto-submitted: auto-generated
- References: <bug-56200-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56200
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |missed-optimization
Status|UNCONFIRMED |NEW
Last reconfirmed| |2013-02-05
Ever Confirmed|0 |1
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> 2013-02-05 09:21:59 UTC ---
Confirmed. Huh. Using -O1 -fwhole-program gives the best numbers for me.