#include <string.h>
#include <stdio.h>
#include <stdlib.h>

#define STARTOFFSET   64
#define MAXOFFSET 128
#ifdef VERIFY
#define SIZE 1024
#define MAXSETSIZE 520
#define SIZEINC 1
#define OFFSETINC 1
#else
#define SIZE 102400
#define MAXSETSIZE 51200
#define SIZEINC 1
#define OFFSETINC 1
#endif

/* MEMSETVAL must be a value that VAL will never return.  */
#define VAL(N) ((N % 6) + 13)
#define MEMSETVAL 0
signed char dst[SIZE];

extern void *MEMSET_NAME(void *, int, size_t);

test(int offset, int size)
{
  int i;
  char *x;

#ifdef VERIFY
  for (i = 0; i < SIZE; i++) {
    dst[i] = VAL(i);
  }
#endif
  MEMSET_NAME(&dst[offset], MEMSETVAL, size);
#ifdef VERIFY
  /* printf("Test memset of dst[%d] (0x%p), size = %d\n", offset, &dst[offset], size); */
  for (i = 0; i < offset; i++) {
      if (dst[i] != VAL(i))
	printf("FAIL, dst[%d] got changed before it should be (%d instead of %d)\n", i, VAL(i), dst[i]);
  }
  for (i = offset; i < offset+size; i++) {
      if (dst[i] != MEMSETVAL)
	printf("FAIL, dst[%d] was not changed when it should be (%d instead of %d)\n", i, dst[i], MEMSETVAL);
  }
  for (i = offset+size; i < SIZE; i++) {
      if (dst[i] != VAL(i))
	 printf("FAIL, dst[%d] got changed after it should be (%d instead of %d)\n", i, dst[i], VAL(i));
  }
#endif
}

main()
{
  int i, j;
  for (i = STARTOFFSET; i < MAXOFFSET; i = i + OFFSETINC) {
    for (j = 1; j < MAXSETSIZE; j = j + SIZEINC) {
      test(i, j);
    }
  }
  exit(0);
}