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[Bug middle-end/49308] [4.7 Regression] segfault in rest_of_handle_ud_dce () at gcc/gcc/dce.c:518
- 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: Thu, 9 Jun 2011 07:46:36 +0000
- Subject: [Bug middle-end/49308] [4.7 Regression] segfault in rest_of_handle_ud_dce () at gcc/gcc/dce.c:518
- Auto-submitted: auto-generated
- References: <bug-49308-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49308
--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-06-09 07:46:32 UTC ---
Author: jakub
Date: Thu Jun 9 07:46:28 2011
New Revision: 174839
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=174839
Log:
PR middle-end/49308
* dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
variable. After resetting and rescanning insn continue with previous
statement.
* gfortran.dg/pr49308.f90: New test.
Added:
trunk/gcc/testsuite/gfortran.dg/pr49308.f90
Modified:
trunk/gcc/ChangeLog
trunk/gcc/dce.c
trunk/gcc/testsuite/ChangeLog