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[Bug tree-optimization/48641] [4.7 Regression] ICE: verify_flow_info failed: Wrong frequency of block 77 -419530 with -O -fno-tree-ccp -fno-tree-copy-prop
- From: "hubicka at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 27 Dec 2011 10:42:01 +0000
- Subject: [Bug tree-optimization/48641] [4.7 Regression] ICE: verify_flow_info failed: Wrong frequency of block 77 -419530 with -O -fno-tree-ccp -fno-tree-copy-prop
- Auto-submitted: auto-generated
- References: <bug-48641-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48641
--- Comment #5 from Jan Hubicka <hubicka at gcc dot gnu.org> 2011-12-27 10:42:01 UTC ---
Author: hubicka
Date: Tue Dec 27 10:41:58 2011
New Revision: 182693
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182693
Log:
PR middle-end/48641
* tree-ssa-threadupdate.c (redirect_edges): Watch for overflow.
* gcc.dg/compile/pr48641.c: New file.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr48641.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-threadupdate.c