[Bug c++/78645] [7/8/9 Regression] ICE on invalid code (Segmentation fault, cxx_eval_call_expression)

[paolo.carlini at oracle dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78645

--- Comment #6 from Paolo Carlini <paolo.carlini at oracle dot com> ---
This is fixed in trunk. I'm adding a testcase and removing the regression
marker.