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[Bug tree-optimization/32921] [4.3 Regression] Revision 126326 causes 12% slowdown

From: "bonzini at gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
To: gcc-bugs at gcc dot gnu dot org
Date: 31 Jan 2009 14:26:47 -0000
Subject: [Bug tree-optimization/32921] [4.3 Regression] Revision 126326 causes 12% slowdown
References: <bug-32921-682@http.gcc.gnu.org/bugzilla/>
Reply-to: gcc-bugzilla at gcc dot gnu dot org


------- Comment #58 from bonzini at gnu dot org  2009-01-31 14:26 -------
> Btw, on x86_64 leslie3d performance is now above that from before r126326.

Changing to 4.3 only.  A separate bug (likely not a regression) should be
opened for the testcase of comment #47.

Might even be WONTFIX for 4.3.


-- 

bonzini at gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |bonzini at gnu dot org
      Known to work|                            |4.4.0
            Summary|[4.3/4.4 Regression]        |[4.3 Regression]  Revision
                   |Revision 126326 causes 12%  |126326 causes 12% slowdown
                   |slowdown                    |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32921

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