[Bug c/65452] strcmp (foo, foo) could give a warning

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65452

--- Comment #7 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
This warning could have prevented <http://www.viva64.com/en/b/0430/>.

Hopefully I'll get to this in this stage1.