gcc/testsuite/gdc.test/fail_compilation/fail17969.d

   1 /* TEST_OUTPUT:
   2 ---
   3 fail_compilation/fail17969.d(10): Error: no property `sum` for type `fail17969.__lambda6!(int[]).__lambda6.MapResult2!((b) => b)`
   4 fail_compilation/fail17969.d(16):        struct `MapResult2` defined here
   5 ---
   6  * https://issues.dlang.org/show_bug.cgi?id=17969
   7  */
   8
   9
  10 alias fun = a => MapResult2!(b => b).sum;
  11
  12 int[] e;
  13 static assert(!is(typeof(fun(e)) == void));
  14 void foo() { fun(e); }
  15
  16 struct MapResult2(alias fun)
  17 {
  18     int[] _input;
  19 }