gcc/testsuite/gcc.dg/Wdesignated-init.c

   1 /* PR c/59855 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-std=gnu99" } */
   4
   5 typedef int vvv  __attribute__((designated_init)); /* { dg-error "only valid" } */
   6
   7 union U {
   8   int a;
   9   double b;
  10 } __attribute__((designated_init)); /* { dg-error "only valid" } */
  11
  12 enum E { ONE, TWO }  __attribute__((designated_init)); /* { dg-error "only valid" } */
  13
  14 struct Pok {
  15   int x;
  16   int y;
  17 };
  18
  19 struct Des {
  20   int x;
  21   int y;
  22 } __attribute__ ((designated_init));
  23
  24 struct Des d1 = { 5, 5 }; /* { dg-warning "(positional|near initialization)" } */
  25 struct Des d2 = { .x = 5, .y = 5 };
  26 struct Des d3 = { .x = 5, 5 }; /* { dg-warning "(positional|near initialization)" } */
  27
  28 struct Des fd1 (void)
  29 {
  30   return (struct Des) { 5, 5 }; /* { dg-warning "(positional|near initialization)" } */
  31 }
  32
  33 struct Des fd2 (void)
  34 {
  35   return (struct Des) { .x = 5, .y = 5 };
  36 }
  37
  38 struct Des fd3 (void)
  39 {
  40   return (struct Des) { .x = 5, 5 }; /* { dg-warning "(positional|near initialization)" } */
  41 }
  42
  43 struct Wrap {
  44   struct Pok p;
  45   struct Des d;
  46 } __attribute__ ((designated_init));
  47
  48 struct Wrap w1 = { { 0, 1 }, { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  49 struct Wrap w2 = { .p = { 0, 1 }, { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  50 struct Wrap w3 = { .p = { 0, 1 }, .d = { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  51 struct Wrap w4 = { { 0, 1 }, .d = { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  52 struct Wrap w5 = { .p = { 0, 1 }, .d = { .x = 2, .y = 3} };
  53
  54 struct Wrap w6 = { { 0, 1 }, .d.x = 2, .d.y = 3 }; /* { dg-warning "(positional|near initialization)" } */
  55 struct Wrap w7 = { .p = { 0, 1 }, .d.x = 2, .d.y = 3 };
  56 struct Wrap w8 = { .p = { 0, 1 }, .d = { 2, 0 }, .d.y = 3 }; /* { dg-warning "(positional|near initialization)" } */
  57 struct Wrap w9 = { .p = { 0, 1 }, .d = { .x = 2 }, .d.y = 3 };
  58
  59 struct Wrap fw1 (void)
  60 {
  61   return (struct Wrap) { { 0, 1 }, { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  62 };
  63
  64 struct Wrap fw2 (void)
  65 {
  66   return (struct Wrap) { .p = { 0, 1 }, { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  67 }
  68
  69 struct Wrap fw3 (void)
  70 {
  71   return (struct Wrap) { .p = { 0, 1 }, .d = { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  72 }
  73
  74 struct Wrap fw4 (void)
  75 {
  76   return (struct Wrap) { { 0, 1 }, .d = { 2, 3} }; /* { dg-warning "(positional|near initialization)" } */
  77 }
  78
  79 struct Wrap fw5 (void)
  80 {
  81   return (struct Wrap) { .p = { 0, 1 }, .d = { .x = 2, .y = 3} };
  82 }
  83
  84 struct Wrap fw6 (void)
  85 {
  86   return (struct Wrap) { { 0, 1 }, .d.x = 2, .d.y = 3 }; /* { dg-warning "(positional|near initialization)" } */
  87 }
  88
  89 struct Wrap fw7 (void)
  90 {
  91   return (struct Wrap) { .p = { 0, 1 }, .d.x = 2, .d.y = 3 };
  92 }
  93
  94 struct Wrap fw8 (void)
  95 {
  96   return (struct Wrap) { .p = { 0, 1 }, .d = { 2, 0 }, .d.y = 3 }; /* { dg-warning "(positional|near initialization)" } */
  97 }
  98
  99 struct Wrap fw9 (void)
 100 {
 101   return (struct Wrap) { .p = { 0, 1 }, .d = { .x = 2 }, .d.y = 3 };
 102 }
 103
 104 struct Des da[] = {
 105   { .x = 1, .y = 2 },
 106   { 5, 5 } /* { dg-warning "(positional|near initialization)" } */
 107 };