[Bug c++/114625] requires { T{}; } wrongly returns false when T{} is ill-formed while in concept

[ted at lyncon dot se via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114625

--- Comment #5 from Ted Lyngmo <ted at lyncon dot se> ---
@Andrew, the title change seems wrong. It wrongly returns true when T{} is
ill-formed.