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[Bug tree-optimization/23346] [4.1 Regression] FRE before DCE makes a mess of loads or need to sink loads
- From: "dberlin at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Aug 2005 18:56:30 -0000
- Subject: [Bug tree-optimization/23346] [4.1 Regression] FRE before DCE makes a mess of loads or need to sink loads
- References: <20050812004950.23346.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From dberlin at gcc dot gnu dot org 2005-08-23 18:56 -------
FRE can't really do anything about this.
DOM would do the same thing if it was run before DCE.
I'll make the sinker sink loads.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23346