[Bug tree-optimization/68799] lto ICE on powerpc64le-linux-gnu builing python 2.7.x

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68799

--- Comment #15 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Author: wschmidt
Date: Mon Jan 18 02:46:58 2016
New Revision: 232492

URL: https://gcc.gnu.org/viewcvs?rev=232492&root=gcc&view=rev
Log:
2016-01-17  Bill Schmidt  <wschm...@linux.vnet.ibm.com>

        Backport from mainline:
        2016-01-17  Bill Schmidt  <wschm...@linux.vnet.ibm.com>

        PR tree-optimization/68799
        * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
        look up phi candidates in the statement-candidate map.
        (phi_add_costs): Likewise.
        (record_phi_increments): Likewise.
        (phi_incr_cost): Likewise.
        (ncd_with_phi): Likewise.
        (all_phi_incrs_profitable): Likewise.


Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/gimple-ssa-strength-reduction.c