code coverage: llvm-ar: undefined reference to `llvm::raw_fd_ostream::current_pos() const'

[Rafael Espíndola]

>> Do you want to report a bug with them or should I?
> Please go ahead :) You did all of the work!

This is now http://gcc.gnu.org/pr58045.

> Are you aware of any workaround ?

Remove --disable-shared or maybe -fvisibility-inlines-hidden.

Cheers,
Rafael