------- Comment #7 from jakub at gcc dot gnu dot org  2010-04-08 11:28 -------
Subject: Bug 43614

Author: jakub
Date: Thu Apr  8 11:28:06 2010
New Revision: 158117

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158117
Log:
        Backport from mainline:
        2010-04-01  Richard Guenther  <rguent...@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 (build7_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:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr43614.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_4-branch/gcc/tree-ssa-address.c
    branches/gcc-4_4-branch/gcc/tree-ssa-loop-ivopts.c
    branches/gcc-4_4-branch/gcc/tree-ssa-operands.c
    branches/gcc-4_4-branch/gcc/tree.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43614

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