[Bug preprocessor/69126] [6 regression] _Pragma does not apply if part of a macro

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69126

--- Comment #21 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
In any case, we need much better testsuite coverage for the cases that the
various projects use (glib2, LO, ...), so that we don't regress on those
without knowing about it months later.