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[Bug tree-optimization/42893] [4.3/4.4/4.5 Regression] Missed conditionally dead store elimination
- 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: 29 Jan 2010 20:03:02 -0000
- Subject: [Bug tree-optimization/42893] [4.3/4.4/4.5 Regression] Missed conditionally dead store elimination
- References: <bug-42893-280@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from pinskia at gcc dot gnu dot org 2010-01-29 20:03 -------
Note, I think this works on targets where movs cannot have a mem with a
constant like most RISC targets.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42893