pmem3.c

来自「gcc-you can use this code to learn somet」· C语言 代码 · 共 12 行

// Test that comparison of pointers to members does not complain about
// contravariance violation.

struct A { int i; };
struct B : public A { int j; int f (); };
int main ()
{
  int A::*apm = &A::i;
  int B::*bpm = apm;
  return apm != bpm;
}