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[Bug tree-optimization/34148] [4.3 Regression] Too many VOPs, too deep tree-ssa-sccvn.c recursion
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 19 Nov 2007 11:19:02 -0000
- Subject: [Bug tree-optimization/34148] [4.3 Regression] Too many VOPs, too deep tree-ssa-sccvn.c recursion
- References: <bug-34148-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from rguenth at gcc dot gnu dot org 2007-11-19 11:19 -------
Yes, I wonder if we can "cut" the DFS walk somewhere - in this case we have
1000s of stmts with each ~200 VUSEs...
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34148