gcc/testsuite/gdc.test/fail_compilation/test21546.d

   1 /* TEST_OUTPUT:
   2 ---
   3 fail_compilation/test21546.d(113): Error: cannot implicitly convert expression `pc` of type `const(int)* delegate() return` to `int* delegate() return`
   4 fail_compilation/test21546.d(114): Error: cannot implicitly convert expression `pc` of type `const(int)* delegate() return` to `immutable(int)* delegate() return`
   5 fail_compilation/test21546.d(115): Error: cannot implicitly convert expression `pi` of type `immutable(int)* delegate() return` to `int* delegate() return`
   6 fail_compilation/test21546.d(213): Error: cannot implicitly convert expression `dc` of type `const(int) delegate() ref return` to `int delegate() ref return`
   7 fail_compilation/test21546.d(214): Error: cannot implicitly convert expression `dc` of type `const(int) delegate() ref return` to `immutable(int) delegate() ref return`
   8 fail_compilation/test21546.d(215): Error: cannot implicitly convert expression `di` of type `immutable(int) delegate() ref return` to `int delegate() ref return`
   9 fail_compilation/test21546.d(305): Error: cannot implicitly convert expression `[dgi]` of type `immutable(int) delegate() ref return[]` to `int delegate() ref return[]`
  10 ---
  11  */
  12 // https://issues.dlang.org/show_bug.cgi?id=21546
  13
  14 #line 100
  15
  16 alias Pm =           int*  delegate() return;
  17 alias Pc =     const(int)* delegate() return;
  18 alias Pi = immutable(int)* delegate() return;
  19
  20 void f()
  21 {
  22     Pm pm;
  23     Pc pc;
  24     Pi pi;
  25     pc = pm;
  26     pc = pi;
  27
  28     pm = pc;
  29     pi = pc;
  30     pm = pi;
  31 }
  32
  33 #line 200
  34
  35 alias DGm = ref           int  delegate() return;
  36 alias DGc = ref     const(int) delegate() return;
  37 alias DGi = ref immutable(int) delegate() return;
  38
  39 void g()
  40 {
  41     DGm dm;
  42     DGc dc;
  43     DGi di;
  44     dc = dm;
  45     dc = di;
  46
  47     dm = dc;
  48     di = dc;
  49     dm = di;
  50 }
  51
  52 #line 300
  53
  54 void h()
  55 {
  56     immutable int i = 0;
  57     DGi dgi = ref() => i;
  58     DGm[] dgms = [ dgi ];
  59 }