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Subject: [Bug middle-end/49671] [4.6/4.7 Regression] volatile goes missing after inlining
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49671

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-07-26 07:52:27 UTC ---
Author: pinskia
Date: Tue Jul 26 07:52:24 2011
New Revision: 176785

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176785
Log:
2011-07-25  Andrew Pinski  <apinski@cavium.com>

    PR tree-opt/49671
    * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
    TREE_THIS_NOTRAP into the inner most MEM_REF.
    Always copy TREE_THIS_VOLATILE.
    * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
    arguments are not volatile references.

2011-07-25  Andrew Pinski  <apinski@cavium.com>

    PR tree-opt/49671
    * gcc.dg/tree-ssa/pr49671-1.c: New testcase.
    * gcc.dg/tree-ssa/pr49671-2.c: New testcase.


Added:
    branches/gcc-4_6-branch/gcc/testsuite/gcc.dg/tree-ssa/pr49671-1.c
      - copied unchanged from r176782,
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr49671-1.c
    branches/gcc-4_6-branch/gcc/testsuite/gcc.dg/tree-ssa/pr49671-2.c
      - copied unchanged from r176782,
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr49671-2.c
Modified:
    branches/gcc-4_6-branch/   (props changed)
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/config/rs6000/rs6000.c   (props changed)
    branches/gcc-4_6-branch/gcc/config/rs6000/rs6000.h   (props changed)
    branches/gcc-4_6-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_6-branch/gcc/tree-inline.c
    branches/gcc-4_6-branch/gcc/tree-sra.c

Propchange: branches/gcc-4_6-branch/
            ('svn:mergeinfo' modified)

Propchange: branches/gcc-4_6-branch/gcc/config/rs6000/rs6000.c
            ('svn:mergeinfo' modified)

Propchange: branches/gcc-4_6-branch/gcc/config/rs6000/rs6000.h
            ('svn:mergeinfo' modified)