gcc/testsuite/gdc.test/fail_compilation/issue22820.d

   1 /*
   2 TEST_OUTPUT:
   3 ---
   4 fail_compilation/issue22820.d(138): Error: upper and lower bounds are needed to slice a pointer
   5 fail_compilation/issue22820.d(138):        pointer `s1` points to an aggregate that defines an `opIndex`, perhaps you meant `(*s1)[]`
   6 fail_compilation/issue22820.d(139): Error: upper and lower bounds are needed to slice a pointer
   7 fail_compilation/issue22820.d(139):        pointer `s2` points to an aggregate that defines an `opSlice`, perhaps you meant `(*s2)[]`
   8 fail_compilation/issue22820.d(140): Error: upper and lower bounds are needed to slice a pointer
   9 fail_compilation/issue22820.d(140):        pointer `s3` points to an aggregate that defines an `opIndex`, perhaps you meant `(*s3)[]`
  10 fail_compilation/issue22820.d(141): Error: upper and lower bounds are needed to slice a pointer
  11 fail_compilation/issue22820.d(141):        pointer `cp` points to an aggregate that defines an `opIndex`, perhaps you meant `(*cp)[]`
  12 fail_compilation/issue22820.d(142): Error: upper and lower bounds are needed to slice a pointer
  13 fail_compilation/issue22820.d(142):        pointer `e` points to an aggregate that defines an `opIndex`, perhaps you meant `(*e)[]`
  14 ---
  15 */
  16
  17 #line 100
  18
  19 // normal functions
  20 struct S1 {
  21         int[] opIndex() { return a; }
  22         int[] a;
  23 }
  24
  25 // opSlice alternative
  26 struct S2 {
  27         int[] opSlice() { return a; }
  28         int[] a;
  29 }
  30
  31 // templates
  32 struct S3 {
  33         int[] opIndex()() { return a; }
  34         int[] a;
  35 }
  36
  37 class C {
  38         int[] opIndex()() { return a; }
  39         int[] a;
  40 }
  41
  42 enum E : S1
  43 {
  44         a = S1([1])
  45 }
  46
  47 void main() {
  48         S1* s1 = new S1;
  49         S2* s2 = new S2;
  50         S3* s3 = new S3;
  51         C c = new C;
  52         C* cp = &c;
  53         E* e = new E;
  54         int* p;
  55
  56         p = s1[].ptr;
  57         p = s2[].ptr;
  58         p = s3[].ptr;
  59         p = cp[].ptr;
  60         p = e[].ptr;
  61
  62         p = (*s1)[].ptr;
  63         p = (*s2)[].ptr;
  64         p = (*s3)[].ptr;
  65         p = (*cp)[].ptr;
  66         p = (*e)[].ptr;
  67 }