Ping: 2 libcpp patches

[Lewis Hyatt via Gcc-patches]

Hello-

May I please ping these two preprocessor patches?

For PR103902:
https://gcc.gnu.org/pipermail/gcc-patches/2022-June/596704.html

For PR55971:
https://gcc.gnu.org/pipermail/gcc-patches/2022-June/596820.html

Thanks!

-Lewis