https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77603
anlauf at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED --- Comment #4 from anlauf at gcc dot gnu.org --- Apparently fixed for gcc-7.5.0 and 8.2+ with a reasonable error message. Closing. Please reopen a new PR if you disagree.