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[Bug tree-optimization/43614] [4.4/4.5 Regression] ice in gimple_rhs_has_side_effects, at gimple.c:2248
- 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: 1 Apr 2010 16:18:48 -0000
- Subject: [Bug tree-optimization/43614] [4.4/4.5 Regression] ice in gimple_rhs_has_side_effects, at gimple.c:2248
- References: <bug-43614-12544@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from rguenth at gcc dot gnu dot org 2010-04-01 16:18 -------
Subject: Bug 43614
Author: rguenth
Date: Thu Apr 1 16:18:07 2010
New Revision: 157913
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157913
Log:
2010-04-01 Richard Guenther <rguenther@suse.de>
PR middle-end/43614
* tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
and TREE_THIS_VOLATILE.
(copy_ref_info): Likewise.
* tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
* tree.c (build6_stat): Ignore side-effects of all but arg5
for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
TARGET_MEM_REF.
* gcc.c-torture/compile/pr43614.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr43614.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-address.c
trunk/gcc/tree-ssa-loop-ivopts.c
trunk/gcc/tree-ssa-operands.c
trunk/gcc/tree.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43614