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[Bug tree-optimization/34989] [4.3 Regression] ICE in get_addr_dereference_operands, at tree-ssa-operands.c:1698 with IMA
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Mar 2008 16:34:56 -0000
- Subject: [Bug tree-optimization/34989] [4.3 Regression] ICE in get_addr_dereference_operands, at tree-ssa-operands.c:1698 with IMA
- References: <bug-34989-11811@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #14 from rguenth at gcc dot gnu dot org 2008-03-14 16:34 -------
Subject: Bug 34989
Author: rguenth
Date: Fri Mar 14 16:34:11 2008
New Revision: 133221
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=133221
Log:
2008-03-14 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2008-02-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34989
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
* Re-structure.
Allow propagation to INDIRECT_REF if we can simplify only.
* gcc.dg/pr34989-1.c: New testcase.
* gcc.dg/pr34989-2.c: Likewise.
Added:
branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/pr34989-1.c
branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/pr34989-2.c
Modified:
branches/gcc-4_3-branch/gcc/ChangeLog
branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
branches/gcc-4_3-branch/gcc/tree-ssa-forwprop.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34989