[Bug tree-optimization/77937] [7 Regression] ICE: in replace_one_candidate, at gimple-ssa-strength-reduction.c:3370

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77937

--- Comment #11 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Author: wschmidt
Date: Thu Oct 13 15:34:22 2016
New Revision: 241125

URL: https://gcc.gnu.org/viewcvs?rev=241125&root=gcc&view=rev
Log:
2016-10-13  Bill Schmidt  <wschm...@linux.vnet.ibm.com>

        PR tree-optimization/77937
        * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
        to infinite when we have a pointer with an increment of -1.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-ssa-strength-reduction.c