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[Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed
- From: "wschmidt at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 22 Oct 2012 22:09:29 +0000
- Subject: [Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed
- Auto-submitted: auto-generated
- References: <bug-55008-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55008
--- Comment #5 from William J. Schmidt <wschmidt at gcc dot gnu.org> 2012-10-22 22:09:29 UTC ---
Author: wschmidt
Date: Mon Oct 22 22:09:22 2012
New Revision: 192696
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192696
Log:
gcc:
2012-10-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/55008
* gimple-ssa-strength-reduction.c (find_basis_for_candidate): Don't
allow a candidate to be a basis for itself under another interpretation.
gcc/testsuite:
2012-10-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/55008
* gcc.dg/tree-ssa/pr55008.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr55008.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/gimple-ssa-strength-reduction.c
trunk/gcc/testsuite/ChangeLog