[Bug c++/104470] internal compiler error: Segmentation fault compiling std::variant with -std=c++20

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104470

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
>When I switch to c++17 mode compiler does not crash.

yes because C++17 does not support deduction of template arguments of template
alias's while C++20 does. Note clang does not implement that yet.