addrfunc4.c

来自「this is a gcc file, you can download it 」· C语言 代码 · 共 25 行

// Test that an object-dependent reference to a member function can be
// used to produce a pointer to member function, as in VC++.
// Contributed by Jason Merrill <[e-mail]>
// Special g++ Options: -fms-extensions

struct A
{
  int  f(int a) { return 0; }
  void f(int a, int b) { }
};

typedef int  (A::* pmf1)(int);
typedef void (A::* pmf2)(int, int);

int main()
{
  A a;
  pmf1 fn1;
  pmf2 fn2;

  fn1 = a.f; 
  fn1 = (pmf1)a.f;
  fn2 = (pmf2)a.f;
};