https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116789
--- Comment #10 from Slobodkins, Arkadijs <aslobodkins at mail dot smu.edu> --- (In reply to Andrew Pinski from comment #9) > . That's go(In reply to Andrew Pinski from comment #8) > (In reply to Andrew Pinski from comment #7) > > The important part is the type alias ali1. > > Even from the commit message: > ``` > it occurred to me that the problem is really > with alias (and concept) templates > ``` > > So yes that looks like the real fix too. That's good to know.