[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 #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Aug 28 09:33:16 2018
New Revision: 263908

URL: https://gcc.gnu.org/viewcvs?rev=263908&root=gcc&view=rev
Log:
2018-08-28  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/87117
        * tree-ssa-operands.c (add_stmt_operand): STRING_CST may
        get virtual operands.
        (get_expr_operands): Handle STRING_CST like other decls.

        * gcc.dg/lvalue-5.c: New testcase.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/lvalue-5.c
    trunk/gcc/tree-ssa-operands.c