[Bug rtl-optimization/22563] [3.4/4.0/4.1/4.2 Regression] performance regression for gcc newer than 2.95

ian at airs dot com gcc-bugzilla@gcc.gnu.org
Thu Apr 6 02:46:00 GMT 2006



------- Comment #12 from ian at airs dot com  2006-04-06 02:46 -------
Yes, true.  I can get constant code by not producing BIT_FIELD_REF so early. 
But that disables other worthy optimizations.  I don't have a coherent patch
yet.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22563



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