Ping.
> Fixes c++/91318.
>
> libcpp/ChangeLog:
>
> 2019-08-06 Piotr Henryk Dabrowski
>
> PR c++/91318
> * include/cpplib.h: Added cpp_define_unused(),
> cpp_define_formatted_unused()
> * directives.c: Likewise.
>
> gcc/c-family/ChangeLog:
>
> 2019-08-06 Piotr Henryk D
Fixes c++/91318.
libcpp/ChangeLog:
2019-08-06 Piotr Henryk Dabrowski
PR c++/91318
* include/cpplib.h: Added cpp_define_unused(),
cpp_define_formatted_unused()
* directives.c: Likewise.
gcc/c-family/ChangeLog:
2019-08-06 Piotr Henryk Dabrowski
PR c++/9131