gcc/testsuite/gdc.test/compilable/testCpCtor.d

   1 // https://issues.dlang.org/show_bug.cgi?id=19870
   2 struct T
   3 {
   4     int i;
   5     this(ref return scope inout typeof(this) src)
   6         inout @safe pure nothrow @nogc
   7     {
   8         i = src.i;
   9     }
  10 }
  11
  12 struct S
  13 {
  14     T t;
  15 }
  16
  17 void main()
  18 {
  19     T a;
  20     S b = S(a);
  21 }