[Bug c++/105956] [13 Regression] internal compiler error: in iterative_hash_template_arg, at cp/pt.cc:1819

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105956

--- Comment #7 from Martin Liška <marxin at gcc dot gnu.org> ---
And I reduced to the pretty same code snippet as Marek did.