[Bug tree-optimization/59817] [4.8 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear

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

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817

--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon May  5 13:48:42 2014
New Revision: 210070

URL: http://gcc.gnu.org/viewcvs?rev=210070&root=gcc&view=rev
Log:
2014-05-05  Richard Biener  <rguenther@suse.de>

    Backport from mainline
    2014-04-23  Richard Biener  <rguenther@suse.de>

    PR middle-end/60895
    * tree-inline.c (declare_return_variable): Use mark_addressable.

    * g++.dg/torture/pr60895.C: New testcase.

    2014-04-07  Richard Biener  <rguenther@suse.de>

    PR middle-end/60750
    * tree-ssa-operands.c (maybe_add_call_vops): Also add VDEFs
    for noreturn calls.
    * tree-cfgcleanup.c (fixup_noreturn_call): Do not remove VDEFs.

    * g++.dg/torture/pr60750.C: New testcase.
    * gcc.dg/tree-ssa/20040517-1.c: Adjust.

    2014-04-14  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/59817
    PR tree-optimization/60453
    * graphite-scop-detection.c (graphite_can_represent_scev): Complete
    recursion to catch all CHRECs in the scalar evolution and restrict
    the predicate for the remains appropriately.

    * gfortran.dg/graphite/pr59817.f: New testcase.
    * gcc.dg/graphite/pr59817-1.c: Likewise.
    * gcc.dg/graphite/pr59817-2.c: Likewise.

    2014-04-17  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/60836
    * tree-vect-loop.c (vect_create_epilog_for_reduction): Force
    initial PHI args to be gimple values.

    * g++.dg/vect/pr60836.cc: New testcase.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/g++.dg/torture/pr60750.C
    branches/gcc-4_8-branch/gcc/testsuite/g++.dg/torture/pr60895.C
    branches/gcc-4_8-branch/gcc/testsuite/g++.dg/vect/pr60836.cc
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/graphite/pr59817-1.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/graphite/pr59817-2.c
    branches/gcc-4_8-branch/gcc/testsuite/gfortran.dg/graphite/pr59817.f
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/graphite-scop-detection.c
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/tree-ssa/20040517-1.c
    branches/gcc-4_8-branch/gcc/tree-cfgcleanup.c
    branches/gcc-4_8-branch/gcc/tree-inline.c
    branches/gcc-4_8-branch/gcc/tree-ssa-operands.c
    branches/gcc-4_8-branch/gcc/tree-vect-loop.c