http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61034

--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed May  7 14:19:14 2014
New Revision: 210160

URL: http://gcc.gnu.org/viewcvs?rev=210160&root=gcc&view=rev
Log:
2014-05-07  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/61034
    * tree-ssa-alias.c (call_may_clobber_ref_p_1): Export.
    (maybe_skip_until): Use translate to take into account
    lattices when trying to do disambiguations.
    (get_continuation_for_phi_1): Likewise.
    (get_continuation_for_phi): Adjust for added translate
    arguments.
    (walk_non_aliased_vuses): Likewise.
    * tree-ssa-alias.h (get_continuation_for_phi): Adjust
    prototype.
    (walk_non_aliased_vuses): Likewise.
    (call_may_clobber_ref_p_1): Declare.
    * tree-ssa-sccvn.c (vn_reference_lookup_3): Also
    disambiguate against calls.  Stop early if we are
    only supposed to disambiguate.
    * tree-ssa-pre.c (translate_vuse_through_block): Adjust.

    * g++.dg/tree-ssa/pr61034.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/tree-ssa/pr61034.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-alias.c
    trunk/gcc/tree-ssa-alias.h
    trunk/gcc/tree-ssa-pre.c
    trunk/gcc/tree-ssa-sccvn.c

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