https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98363
--- Comment #6 from cqwrteur <unlvsur at live dot com> --- (In reply to Nathan Sidwell from comment #4) > FWIW I think it premature to start agressively filing these kinds of > defects. We haven't added the module testsuite yet. Same issue on Windows. Looks like modules have not yet worked very well with concepts.