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/* Test for anonymous structures and unions in C1X.  */
/* { dg-do compile } */
/* { dg-options "-std=c1x -pedantic-errors" } */
 
#include <stddef.h>
 
struct s1
{
  int a;
  union
  {
    int i;
  };
  struct
  {
    int b;
  };
};
 
union u1
{
  int b;
  struct
  {
    int i;
  };
  union
  {
    int c;
  };
};
 
struct s2
{
  struct
  {
    int a;
  };
};
 
struct s3
{
  union
  {
    int i;
  };
};
 
struct s4
{
  struct
  {
    int i;
  };
  int a[];
};
 
struct s1 x =
  {
    .b = 1,
    .i = 2,
    .a = 3
  };
 
int o = offsetof (struct s1, i);
 
void
f (void)
{
  x.i = 3;
  (&x)->i = 4;
}