gcc/testsuite/gcc.dg/Wc90-c99-compat-6.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-std=gnu90 -Wc90-c99-compat" } */
   3
   4 __extension__ _Bool b;
   5 __extension__ _Complex double c = __builtin_complex (0.0, 0.0);
   6 __extension__ long long l;
   7 __extension__ struct A { int i; char a[]; };
   8 __extension__ struct { long int b: 2; } s;
   9 __extension__ const const int i;
  10 __extension__ volatile volatile int v;
  11 __extension__ struct S { int a[2]; };
  12 extern struct S foo (void);
  13 __extension__ enum { E, };
  14 __extension__ void fn1 (char [*]);
  15
  16 __extension__ void
  17 fn2 (char x[static 4])
  18 {
  19   int i = (int) { 1 };
  20   struct A a = { .i = 3 };
  21 }
  22
  23 __extension__ void
  24 fn5 (void)
  25 {
  26   (foo ()).a[0];
  27 }
  28
  29 __extension__ void fn7 (int n, int a[n]);