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[Bug tree-optimization/48734] [4.6/4.7 Regression] ICE in eliminate_redundant_comparison, at tree-ssa-reassoc.c:1321
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 26 Apr 2011 13:37:20 +0000
- Subject: [Bug tree-optimization/48734] [4.6/4.7 Regression] ICE in eliminate_redundant_comparison, at tree-ssa-reassoc.c:1321
- Auto-submitted: auto-generated
- References: <bug-48734-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48734
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-04-26 13:33:55 UTC ---
Author: jakub
Date: Tue Apr 26 13:33:49 2011
New Revision: 172967
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172967
Log:
PR tree-optimization/48734
* tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
if return value from maybe_fold_*_comparsions isn't something
the code is prepared to handle.
* gcc.c-torture/compile/pr48734.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr48734.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-reassoc.c