#undef _GNU_SOURCE
#define _XOPEN_SOURCE 600
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <wchar.h>

#define FAIL() \
  do {							\
    result = 1;						\
    printf ("test at line %d failed\n", __LINE__);	\
  } while (0)

int
main (void)
{
  float f;
  double d;
  char c[8];
  int result = 0;

  if (sscanf (" 0.25s x", "%e%3c", &f, c) != 2)
    FAIL ();
  else if (f != 0.25 || memcmp (c, "s x", 3) != 0)
    FAIL ();
  if (sscanf (" 1.25s x", "%as%2c", &f, c) != 2)
    FAIL ();
  else if (f != 1.25 || memcmp (c, " x", 2) != 0)
    FAIL ();
  if (sscanf (" 2.25s x", "%las%2c", &d, c) != 2)
    FAIL ();
  else if (d != 2.25 || memcmp (c, " x", 2) != 0)
    FAIL ();
  if (sscanf (" 3.25S x", "%4aS%2c", &f, c) != 2)
    FAIL ();
  else if (f != 3.25 || memcmp (c, " x", 2) != 0)
    FAIL ();
  if (sscanf (" 4.25[0-9.] x", "%a[0-9.]%2c", &f, c) != 2)
    FAIL ();
  else if (f != 4.25 || memcmp (c, " x", 2) != 0)
    FAIL ();
  if (sscanf (" 5.25[0-9.] x", "%la[0-9.]%2c", &d, c) != 2)
    FAIL ();
  else if (d != 5.25 || memcmp (c, " x", 2) != 0)
    FAIL ();

  return result;
}