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[Bug tree-optimization/9814] gcc fails to optimise if (l&2) l|=2 away
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Jun 2004 05:41:30 -0000
- Subject: [Bug tree-optimization/9814] gcc fails to optimise if (l&2) l|=2 away
- References: <20030223074600.9814.181096@bugs.debian.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- 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