[Bug c++/124338] [13/14/15/16 Regression] Inconsistent const for capture in generic lambda in an sizeof

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=124338

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Looks like the issue is only inside sizeof though as this works correctly:
```
  struct X {
    float f();
    int f() const;
  };
  void g(X x) {
    auto t = [x](auto) {decltype(x.f()) x1 = 1; return x1;}(1);
    float &tt = t;
  }
```