https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63707
Peter Dimov <pdimov at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |pdimov at gmail dot com --- Comment #14 from Peter Dimov <pdimov at gmail dot com> --- FWIW, I just hit this problem as well when trying to make changes to Boost.Variant2. My reduced test case is https://godbolt.org/z/zG6ddP; I was going to submit that as a bug but found this one. I support the petition to have this fixed.