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

[gang.chen.5i5j at gmail dot com]

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

--- Comment #14 from Chen Gang <gang.chen.5i5j at gmail dot com> ---
For gcc version 6.0.0 20151121 (experimental) (GCC), this issue is still
existant. I shall try to fix it within this month (2015-11-30).

Hope I can succeed.