[Bug c++/80665] dynamic cast on nullptr leads to segfault

[abenkhadra at protonmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80665

--- Comment #1 from abenkhadra <abenkhadra at protonmail dot com> ---
A small clarification: the segfault happens upon executing the produced binary
and not in g++ itself.