gcc/testsuite/gdc.test/runnable/test21367.d

   1 // https://issues.dlang.org/show_bug.cgi?id=21367
   2
   3 string result = "";
   4
   5 struct RCArray(T)
   6 {
   7     T* data;
   8     this(this)
   9     {
  10         result ~= "A";
  11     }
  12     ~this()
  13     {
  14         result ~= "B";
  15     }
  16 }
  17
  18 struct Variant(T...)
  19 {
  20     union
  21     {
  22         T payload;
  23     }
  24     this(this)
  25     {
  26         result ~= "C";
  27     }
  28
  29     ~this()
  30     {
  31         result ~= "D";
  32     }
  33 }
  34
  35 alias Ft = Variant!(RCArray!double, RCArray!int);
  36
  37 void fun(Ft a) {}
  38 void main()
  39 {
  40     Ft a;
  41     Ft b = a;
  42 }
  43
  44 static ~this()
  45 {
  46     assert(result == "CDD");
  47 }