[Bug tree-optimization/33928] [4.3/4.4 Regression] 22% performance slowdown from 4.2.2 to 4.3/4.4.0 in floating-point code

lucier at math dot purdue dot edu gcc-bugzilla@gcc.gnu.org
Thu Sep 4 20:50:00 GMT 2008



------- Comment #38 from lucier at math dot purdue dot edu  2008-09-04 20:49 -------
OK, but I was moved to write because Jakub's latest 4.4 status report requests

Please concentrate now on fixing bugs, especially the performance regressions.

and this is a definite 4.3/4.4 performance regression from 4.2.  (How many of
the P1 PRs are performance regressions?)


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33928



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