[Bug c/117178] -Wunterminated-string-initialization should ignore trailing NUL byte for nonstring char arrays

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117178

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note I almost want to say this should warn even with nostring due to the c++
compatibility reasons.