https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69783

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Feb 24 12:55:31 2016
New Revision: 233661

URL: https://gcc.gnu.org/viewcvs?rev=233661&root=gcc&view=rev
Log:
2016-02-24  Richard Biener  <rguent...@suse.de>

        Backport from mainline
        2016-02-17  Richard Biener  <rguent...@suse.de>

        PR rtl-optimization/69609
        * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
        (find_traces_1_round): When ending a trace update cached priority
        of successors.
        (bb_to_key): Use cached priority when available.
        (copy_bb): Initialize cached priority.
        (reorder_basic_blocks_software_trace_cache): Likewise.

        2016-02-08  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/69719
        * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
        Properly use absolute of the difference of the two offsets to
        compare or adjust the segment length.

        * gcc.dg/torture/pr69719.c: New testcase.

        2016-02-10  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/69719
        * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
        Adjust previous fix by ensuring that dr_a1 is left of dr_a2.

        2016-02-15  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/69783
        * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
        Add trivially correct cases.

        * gcc.dg/vect/pr69783.c: New testcase.

Added:
    branches/gcc-5-branch/gcc/testsuite/gcc.dg/torture/pr69719.c
    branches/gcc-5-branch/gcc/testsuite/gcc.dg/vect/pr69783.c
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/bb-reorder.c
    branches/gcc-5-branch/gcc/tree-vect-data-refs.c

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