#include <stdio.h>

#include <string.h>

#include <stdlib.h>

int

do_test (void)

{

  size_t instances = 16384;

#define X0 "\n%1$s\n" "%1$s" "%2$s" "%2$s" "%3$s" "%4$s" "%5$d" "%5$d"

  const char *item = "\na\nabbcd55";

#define X3 X0 X0 X0 X0 X0 X0 X0 X0

#define X6 X3 X3 X3 X3 X3 X3 X3 X3

#define X9 X6 X6 X6 X6 X6 X6 X6 X6

#define X12 X9 X9 X9 X9 X9 X9 X9 X9

#define X14 X12 X12 X12 X12

#define TRAILER "%%%%%%%%%%%%%%%%%%%%%%%%%%"

#define TRAILER2 TRAILER TRAILER

  size_t length = instances * strlen (item) + strlen (TRAILER) + 1;

  char *buf = malloc (length + 1);

  snprintf (buf, length + 1,

	    X14 TRAILER2 "\n",

	    "a", "b", "c", "d", 5);

  const char *p = buf;

  size_t i;

  for (i = 0; i < instances; ++i)

    {

      const char *expected;

      for (expected = item; *expected; ++expected)

	{

	  if (*p != *expected)

	    {

	      printf ("mismatch at offset %zu (%zu): expected %d, got %d\n",

		      (size_t) (p - buf), i, *expected & 0xFF, *p & 0xFF);

	      return 1;

	    }

	  ++p;

	}

    }

  if (strcmp (p, TRAILER "\n") != 0)

    {

      printf ("mismatch at trailer: [%s]\n", p);

      return 1;

    }

  free (buf);

  return 0;

}

#define TEST_FUNCTION do_test ()

#include "../test-skeleton.c"