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

   1 // https://issues.dlang.org/show_bug.cgi?id=21538
   2 // REQUIRED_ARGS: -preview=dip1000
   3
   4 interface I
   5 {
   6     void f(void delegate() @safe dg) @safe;
   7 }
   8
   9 class CI : I
  10 {
  11     override void f(void delegate() @system dg) @safe { }
  12 }
  13
  14 abstract class A
  15 {
  16     void f(void delegate() @safe dg) @safe;
  17 }
  18
  19 class CA : A
  20 {
  21     override void f(void delegate() @system dg) @safe { }
  22 }
  23
  24 // https://issues.dlang.org/show_bug.cgi?id=20904
  25 auto blah(void delegate())
  26 {
  27 }
  28
  29 void delegate()[string] r;
  30 void main()
  31 {
  32     void delegate() nothrow a;
  33     r["v"] = a;
  34 }