[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 #12 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Aug 29 06:49:06 2018
New Revision: 263945

URL: https://gcc.gnu.org/viewcvs?rev=263945&root=gcc&view=rev
Log:
2018-08-29  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/87117
        * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Only
        re-value-number released SSA VDEFs.

        * gfortran.dg/pr87117.f90: New testcase.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr87117.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-sccvn.c