[Bug c++/90748] [9/10 Regression] ICE in tsubst_copy, at cp/pt.c:15564

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90748

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> ---
Created attachment 48412
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48412&action=edit
fix

fix, waiting for gcc 11