[Bug tree-optimization/87117] [9 Regression] ICE in eliminate_dom_walker::eliminate_cleanup(bool) at gcc/gcc/tree-ssa-sccvn.c:5431 since r263875

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87117

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Aug 28 10:13:18 2018
New Revision: 263910

URL: https://gcc.gnu.org/viewcvs?rev=263910&root=gcc&view=rev
Log:
2018-08-28  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/87117
        * tree-ssa-pre.c (compute_avail): Do not make expressions
        with predicated values available.
        (get_expr_value_id): Assert we do not run into predicated value
        expressions.

        * gcc.dg/pr87117-2.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr87117-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-pre.c