gcc/testsuite/gdc.test/fail_compilation/fail100.d

   1 /*
   2 TEST_OUTPUT:
   3 ---
   4 fail_compilation/fail100.d(24): Error: cannot implicitly convert expression `f` of type `Class[]` to `I[]`
   5 ---
   6 */
   7
   8 // Issue 85 - Array of classes doesn't function as array of interfaces
   9
  10 interface I
  11 {
  12     I[] foo();
  13     uint x();
  14 }
  15
  16 class Class : I
  17 {
  18     I[] foo()
  19     {
  20         // changing this to I[] f = new Class[1] fixes the bug
  21         Class[] f = new Class[1];
  22         //I[] f = new Class[1];
  23         f[0] = new Class;
  24         return f;
  25     }
  26
  27     uint x()
  28     {
  29         return 0;
  30     }
  31 }
  32
  33 void main()
  34 {
  35     Class c = new Class();
  36     assert(c.x == 0);
  37     assert(c.foo[0].x == 0);
  38 }