[Bug c++/108245] parser segv

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108245

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Reduced testcase:
typedef int mytype;
void h() {
    [=](mytype auto... I) { };
}