gcc/testsuite/gdc.test/fail_compilation/test19473.d

   1 /* TEST_OUTPUT:
   2 ---
   3 fail_compilation/test19473.d(14): Error: union `test19473.P` no size because of forward reference
   4 ---
   5  */
   6
   7 // https://issues.dlang.org/show_bug.cgi?id=19473
   8
   9 struct A {
  10         P p;
  11
  12         struct UTpl() {
  13                 union {
  14                         P p;
  15                 }
  16         }
  17
  18         alias U = UTpl!();
  19 }
  20
  21 alias B = A.U;
  22
  23 struct C {
  24         union D {
  25                 B b;
  26         }
  27 }
  28
  29 union P {
  30         C.D p;
  31 }