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[Bug tree-optimization/36038] [4.4 Regression] miscompiled loop in perlbmk for -Os
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Oct 2008 13:59:17 -0000
- Subject: [Bug tree-optimization/36038] [4.4 Regression] miscompiled loop in perlbmk for -Os
- References: <bug-36038-4503@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from jakub at gcc dot gnu dot org 2008-10-24 13:59 -------
Subject: Bug 36038
Author: jakub
Date: Fri Oct 24 13:57:43 2008
New Revision: 141343
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141343
Log:
PR tree-optimization/36038
* tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
add sizetype IV with initial value zero instead of pointer type.
* gcc.c-torture/compile/pr36038.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr36038.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-loop-ivopts.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36038