[Bug libstdc++/58638] libstdc++ builds as non-PIC when --with-pic is specified

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58638

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Seems unlikely, but if -static-libgcc -static-libstdc++ gives you a runtime
dependency on GCC then that should be reported as a bug.