gcc/testsuite/gdc.test/fail_compilation/test21093.d

   1 // https://issues.dlang.org/show_bug.cgi?id=21093
   2 /*
   3 TEST_OUTPUT:
   4 ---
   5 fail_compilation/test21093.d(24): Error: function `test21093.LocalTime.hasDST` does not override any function
   6 fail_compilation/test21093.d(32): Error: class `test21093.LocalTime2` cannot implicitly generate a default constructor when base class `test21093.TimeZone2` is missing a default constructor
   7 fail_compilation/test21093.d(44): Error: function `test21093.LocalTime3.string` does not override any function
   8 fail_compilation/test21093.d(55): Error: cannot implicitly override base class method `test21093.TimeZone4.hasDST` with `test21093.LocalTime4.hasDST`; add `override` attribute
   9 ---
  10 */
  11
  12 void fromUnixTime(immutable TimeZone tz = LocalTime()) { }
  13 void fromUnixTime(immutable TimeZone2 tz = LocalTime2()) { }
  14 void fromUnixTime(immutable TimeZone3 tz = LocalTime3()) { }
  15 void fromUnixTime(immutable TimeZone4 tz = LocalTime4()) { }
  16
  17 class TimeZone
  18 {
  19 }
  20
  21 class LocalTime : TimeZone
  22 {
  23     static immutable(LocalTime) opCall() { }
  24     override hasDST() { }
  25 }
  26
  27 class TimeZone2
  28 {
  29     this(string) { }
  30 }
  31
  32 class LocalTime2 : TimeZone2
  33 {
  34     static immutable(LocalTime2) opCall() { }
  35 }
  36
  37 class TimeZone3
  38 {
  39 }
  40
  41 class LocalTime3 : TimeZone3
  42 {
  43     static immutable(LocalTime3) opCall() { }
  44     override string () { }
  45 }
  46
  47 class TimeZone4
  48 {
  49     bool hasDST();
  50 }
  51
  52 class LocalTime4 : TimeZone4
  53 {
  54     static immutable(LocalTime4) opCall() { }
  55     bool hasDST() { }
  56 }