[Bug tree-optimization/86696] [9 Regression] ICE in handle_char_store at gcc/tree-ssa-strlen.c:3332

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86696

--- Comment #5 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Fri Jul 27 17:06:44 2018
New Revision: 263032

URL: https://gcc.gnu.org/viewcvs?rev=263032&root=gcc&view=rev
Log:
PR tree-optimization/86696 - ICE in handle_char_store at
gcc/tree-ssa-strlen.c:3332

gcc/ChangeLog:

        PR tree-optimization/86696
        * tree-ssa-strlen.c (get_min_string_length): Handle all integer
        types, including enums.
        (handle_char_store): Be prepared for the above function to fail.

gcc/testsuite/ChangeLog:

        PR tree-optimization/86696
        * gcc.dg/pr86696.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/pr86696.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-strlen.c