[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 #20 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Does the http://gcc.gnu.org/ml/gcc-patches/2016-01/msg02347.html workaround
help here in any way?