[Bug libstdc++/51333] [7/8 Regression] cxxabi.h incompatible with -fkeep-inline-functions at link time

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51333

--- Comment #13 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Also fixed for 8.4