[Bug c++/67411] [5/6 Regression] internal compiler error: in tsubst_copy, at cp/pt.c:13473

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67411

--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Seems it started with r211084.