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[Bug tree-optimization/22332] [4.1 Regression] ACATS ICE c34005f c34005i c34005l c34005o calc_dfs_tree, at dominance.c:376
- From: "dnovillo at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 9 Jul 2005 16:52:51 -0000
- Subject: [Bug tree-optimization/22332] [4.1 Regression] ACATS ICE c34005f c34005i c34005l c34005o calc_dfs_tree, at dominance.c:376
- References: <20050706224546.22332.laurent@guerby.net>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From dnovillo at gcc dot gnu dot org 2005-07-09 16:52 -------
(In reply to comment #2)
> I imagine DCE now needs the same code PRE has to cleanup EH info and whatnot
> after we've touched statements that can throw exceptions.
No, this has nothing to do with EH. The DCE change was to COND_EXPRs which
never throw. The problem here is that we were updating SSA before cleaning up
the CFG.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22332