[Bug libstdc++/118244] Errors building libstdc++-v3 for MinGW-w64

[brechtsanders at users dot sourceforge.net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118244

--- Comment #7 from Brecht Sanders <brechtsanders at users dot sourceforge.net> ---
This somehow did allow the build to proceed:
make -Cbuild_mingw/$RUNPLATFORM/libstdc++-v3 LDFLAGS="-L$PWD/build_mingw/gcc
-lcommon"