[Bug tree-optimization/9814] gcc fails to optimise if (l&2) l|=2 away

pinskia at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Fri Jun 4 05:41:00 GMT 2004


------- Additional Comments From pinskia at gcc dot gnu dot org  2004-06-04 05:41 -------
I think this can be done on the tree using <http://gcc.gnu.org/ml/gcc-patches/2004-06/
msg00153.html> and not changing (a&2) == 0 into (a>>1) & 1 until late.

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           What    |Removed                     |Added
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                 CC|                            |pinskia at gcc dot gnu dot
                   |                            |org
          Component|rtl-optimization            |tree-optimization


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=9814



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