[Bug c++/48914] #pragma GCC diagnostic ignored "-Wc++0x-compat" doesn't work

[manu at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48914

--- Comment #9 from Manuel López-Ibáñez <manu at gcc dot gnu.org> ---
If this warning is given by the preprocessor during lexing, then this is a dup
of bug 53431.