[Bug c/63326] whether a #pragma is a statement depends on the type of pragma

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63326

--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Manuel López-Ibáñez from comment #4)
> When compiled with Clang, it returns 0 by the way.

So ...
Pragma that are not recognized are ignored.