gcc/testsuite/gdc.test/fail_compilation/test13867.d

   1 /*
   2 TEST_OUTPUT:
   3 ---
   4 fail_compilation/test13867.d(12): Error: function `void test13867.X.blah()` does not override any function, did you mean to override `extern (C++) void test13867.Base.blah()`?
   5 fail_compilation/test13867.d(19): Error: function `void test13867.Z.blah()` does not override any function, did you mean to override `extern (C++) void test13867.Base.blah()`?
   6 ---
   7 */
   8 extern (C++) class Base {
   9     void blah() {}
  10 }
  11 class X : Base {
  12     override void blah();//Error
  13 }
  14 extern (C++) class Y : Base {
  15     override void blah(){}
  16 }
  17 class Z : Base {
  18     alias blah = typeof(super).blah;
  19     override void blah(){}//Error
  20 }
  21 class O : Base {
  22     extern (C++) override void blah(){}
  23 }
  24 extern (C++) class OK : Base {
  25     alias blah = typeof(super).blah;
  26     override void blah(){}
  27 }
  28
  29 void main() {
  30     scope b = new Base();
  31     b.blah();
  32     scope x = new X();
  33     x.blah();
  34     scope y = new Y();
  35     y.blah();
  36     scope o = new O();
  37     o.blah();
  38     scope z = new Z();
  39     z.blah();
  40 }