[Bug tree-optimization/66823] -ftree-loop-if-convert-stores miscompiles gfortran.dg/elemental_optional_args_3.f90

["rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66823

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Jul 10 12:33:28 2015
New Revision: 225671

URL: https://gcc.gnu.org/viewcvs?rev=225671&root=gcc&view=rev
Log:
2015-07-10  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2015-07-10  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66823
        * tree-if-conv.c (memrefs_read_or_written_unconditionally): Fix
        inverted predicate.

        * gcc.dg/vect/pr61194.c: Remove -ftree-loop-if-convert-stores
        which should not be necessary.  XFAIL.

        2015-07-08  Richard Biener  <rguenther@suse.de>

        PR middle-end/43341
        * toplev.c (compile_file): Reset maximum_field_alignment after parsing.

        2015-07-08  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66794
        * gimple-ssa-isolate-paths.c (gimple_ssa_isolate_erroneous_paths):
        Free post-dominators.

        * gcc.dg/torture/pr66794.c: New testcase.

Added:
    branches/gcc-5-branch/gcc/testsuite/gcc.dg/torture/pr66794.c
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/gimple-ssa-isolate-paths.c
    branches/gcc-5-branch/gcc/testsuite/ChangeLog
    branches/gcc-5-branch/gcc/testsuite/gcc.dg/vect/pr61194.c
    branches/gcc-5-branch/gcc/toplev.c
    branches/gcc-5-branch/gcc/tree-if-conv.c