[Bug c++/111647] g++ accepts different c++ on -fchecking= anf checking=2

[ppalka at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111647

Patrick Palka <ppalka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |accepts-invalid
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2023-10-02
     Ever confirmed|0                           |1

--- Comment #2 from Patrick Palka <ppalka at gcc dot gnu.org> ---
We probably want to diagnose this regardless of -fchecking.

Here's a similar IFNDR example that we don't diagnose even with -fchecking=2.

struct A { };

void g(A);

template<class T>
void f() {
  g(A(42));
}