[Bug middle-end/77863] genmatch segfault on a wrong usage of an for operator

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77863

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Oct  5 11:58:25 2016
New Revision: 240777

URL: https://gcc.gnu.org/viewcvs?rev=240777&root=gcc&view=rev
Log:
2016-10-05  Richard Biener  <rguenther@suse.de>

        PR middle-end/77863
        * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
        capture ids in c-exprs.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/genmatch.c