[Bug c++/100723] [8/9/10/11] ICE in tsubst when using std::variant in templated class using CTAD

[cadet.gabriel at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100723

--- Comment #1 from Gabriel Cadet <cadet.gabriel at gmail dot com> ---
Created attachment 50855
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50855&action=edit
Intermediate file, when compiling code that triggers the ICE.

The attachment wouldn't be sent, as it was too big ... Here it is, gzip
compressed so I it's accepted