[Bug c++/122958] [13/14/15/16 Regression] internal compiler error: tree check: accessed elt 3 of 'tree_vec' with 2 elts in tsubst, at cp/pt.cc:16806

[egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122958

--- Comment #7 from Egas  Ribeiro <egas.g.ribeiro at tecnico dot ulisboa.pt> ---
(just noticed the backtrace is slightly different actually for my example)