[Bug pch/78970] GCC crashes if input file is dash

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78970

--- Comment #5 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Thu Jan  5 14:17:07 2017
New Revision: 244103

URL: https://gcc.gnu.org/viewcvs?rev=244103&root=gcc&view=rev
Log:
Error for '-' as filename of a precompiled header (PR pch/78970)

2017-01-05  Martin Liska  <mli...@suse.cz>

        PR pch/78970
        * c-opts.c (c_common_post_options): Reject '-' filename for a
precompiled
        header.
2017-01-05  Martin Liska  <mli...@suse.cz>

        PR pch/78970
        * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
        header.

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