[Bug tree-optimization/54497] [4.8 Regression] Revision 190015 causes 22% degradation on 172.mgrid on PowerPC

[pthaugen at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54497



Pat Haugen <pthaugen at gcc dot gnu.org> changed:



           What    |Removed                     |Added

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  Attachment #28135|0                           |1

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--- Comment #4 from Pat Haugen <pthaugen at gcc dot gnu.org> 2012-09-21 
21:54:47 UTC ---

Created attachment 28246

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28246

Further reduced testcase



Further reduced testcase that only has one predictive commoning candidate in

the RESID() loop.