[Bug c/60256] No -Wuninitialized warning for strcpy copying to self

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60256

--- Comment #8 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
For strcpy(s, s) see Bug 65452, which also contains a patch for
-Wsame-arguments.