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[Bug tree-optimization/50613] [4.7 Regression] ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp
- 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: Wed, 05 Oct 2011 18:10:03 +0000
- Subject: [Bug tree-optimization/50613] [4.7 Regression] ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp
- Auto-submitted: auto-generated
- References: <bug-50613-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50613
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-10-05 18:10:03 UTC ---
Author: jakub
Date: Wed Oct 5 18:09:56 2011
New Revision: 179567
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179567
Log:
PR tree-optimization/50613
* tree-ssa-strlen.c (find_equal_ptrs): If CASE_CONVERT
operand is ADDR_EXPR, fallthru into ADDR_EXPR handling,
and if it is neither that not SSA_NAME, give up.
* gcc.dg/pr50613.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr50613.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-strlen.c