gcc/testsuite/gcc.dg/c90-init-1.c

   1 /* Test for C99 designated initializers */
   2 /* Origin: Jakub Jelinek <jakub@redhat.com> */
   3 /* { dg-do compile } */
   4 /* { dg-options "-std=iso9899:1990 -pedantic-errors" } */
   5
   6 struct A {
   7   int B;
   8   short C[2];
   9 };
  10 int a[10] = { 10, [4] = 15 };                   /* { dg-error "ISO C89 forbids specifying subobject to initialize" } */
  11 struct A b = { .B = 2 };                        /* { dg-error "ISO C89 forbids specifying subobject to initialize" } */
  12 struct A c[] = { [3].C[1] = 1 };                /* { dg-error "ISO C89 forbids specifying subobject to initialize" } */
  13 struct A d[] = { [4 ... 6].C[0 ... 1] = 2 };    /* { dg-error "(forbids specifying range of elements to initialize)|(ISO C89 forbids specifying subobject to initialize)" } */
  14 int e[] = { [2] 2 };                            /* { dg-error "use of designated initializer without" } */
  15 struct A f = { C: { 0, 1 } };                   /* { dg-error "use of designated initializer with " } */
  16 int g;
  17
  18 void foo (int *);
  19
  20 void bar (void)
  21 {
  22   int x[] = { g++, 2 };                         /* { dg-error "is not computable at load time" } */
  23
  24   foo (x);
  25 }