[Bug c++/80873] ICE in tsubst_copy when trying to use an overloaded function without a definition in a lambda

[hafnermorris at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80873

--- Comment #2 from Morris Hafner <hafnermorris at gmail dot com> ---
Created attachment 41413
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41413&action=edit
Minimal example code (valid)