[Bug tree-optimization/70372] [6 Regression] ICE: in wide_int_to_tree, at tree.c:1488 with -fno-tree-fre and v2ti vectors

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70372

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Mar 24 08:17:43 2016
New Revision: 234449

URL: https://gcc.gnu.org/viewcvs?rev=234449&root=gcc&view=rev
Log:
2016-03-24  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/70372
        * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
        build_all_ones_cst to also handle vector types correctly.

        * gcc.dg/tree-ssa/pr70372.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr70372.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c