[Bug tree-optimization/60115] [4.8 Regression] wrong code at -O3 on x86_64-linux-gnu

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60115

--- Comment #15 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Feb 10 15:20:30 2014
New Revision: 207659

URL: http://gcc.gnu.org/viewcvs?rev=207659&root=gcc&view=rev
Log:
2014-02-10  Richard Biener  <rguenther@suse.de>

    Backport from mainline
    2014-01-30  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/59903
    * tree-vect-loop.c (vect_transform_loop): Guard multiple-types
    check properly.

    * gcc.dg/torture/pr59903.c: New testcase.

    2014-02-10  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/60115
    * tree-eh.c (tree_could_trap_p): Unify TARGET_MEM_REF and
    MEM_REF handling.  Properly verify that the accesses are not
    out of the objects bound.

    * gcc.dg/torture/pr60115.c: New testcase.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/torture/pr59903.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/torture/pr60115.c
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_8-branch/gcc/tree-eh.c
    branches/gcc-4_8-branch/gcc/tree-vect-loop.c