gcc/testsuite/gdc.test/fail_compilation/test12385.d

   1 /*
   2 TEST_OUTPUT:
   3 ---
   4 fail_compilation/test12385.d(29): Error: cannot modify `immutable` expression `unbundled.x`
   5 ---
   6 */
   7
   8 // https://issues.dlang.org/show_bug.cgi?id=12385
   9
  10 class BundledState
  11 {
  12     string m_State;
  13
  14     int x = 3;
  15
  16     this(string state) immutable
  17     {
  18         m_State = state;
  19     }
  20 }
  21
  22 enum States : immutable(BundledState)
  23 {
  24     unbundled = new immutable BundledState("bla"),
  25 }
  26
  27 void main()
  28 {
  29     States.unbundled.x = 6; // Modifies x.
  30 }