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[Bug debug/49602] [4.7 Regression] verify_ssa failed (definition does not dominate use) with "-O2 -g"
- 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: Mon, 4 Jul 2011 17:20:48 +0000
- Subject: [Bug debug/49602] [4.7 Regression] verify_ssa failed (definition does not dominate use) with "-O2 -g"
- Auto-submitted: auto-generated
- References: <bug-49602-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49602
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-07-04 17:19:54 UTC ---
Author: jakub
Date: Mon Jul 4 17:19:52 2011
New Revision: 175818
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175818
Log:
PR debug/49602
* tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
get_current_def return value if it can't be trusted to be
the current value of the variable in the current bb.
* gcc.dg/pr49602.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr49602.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-into-ssa.c