[Bug objc/80949] ICE in do_warn_duplicated_branches_r

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80949

--- Comment #9 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Tue Jun 13 17:30:58 2017
New Revision: 249171

URL: https://gcc.gnu.org/viewcvs?rev=249171&root=gcc&view=rev
Log:
        PR objc/80949
        * c-warn.c (do_warn_duplicated_branches): Return if any of the
        branches is null.

Modified:
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-warn.c