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/* Copyright (C) 2000  Free Software Foundation.

   Ensure builtin memcpy and strcpy perform correctly.

   Written by Jakub Jelinek, 11/24/2000.  */

extern void abort (void);

extern char *strcpy (char *, const char *);

typedef __SIZE_TYPE__ size_t;

extern void *memcpy (void *, const void *, size_t);

extern int memcmp (const void *, const void *, size_t);

char p[32] = "";

void

main_test (void)

{

  if (strcpy (p, "abcde") != p || memcmp (p, "abcde", 6))

    abort ();

  if (strcpy (p + 16, "vwxyz" + 1) != p + 16 || memcmp (p + 16, "wxyz", 5))

    abort ();

  if (strcpy (p + 1, "") != p + 1 || memcmp (p, "a\0cde", 6))

    abort ();

  if (strcpy (p + 3, "fghij") != p + 3 || memcmp (p, "a\0cfghij", 9))

    abort ();

  if (memcpy (p, "ABCDE", 6) != p || memcmp (p, "ABCDE", 6))

    abort ();

  if (memcpy (p + 16, "VWX" + 1, 2) != p + 16 || memcmp (p + 16, "WXyz", 5))

    abort ();

  if (memcpy (p + 1, "", 1) != p + 1 || memcmp (p, "A\0CDE", 6))

    abort ();

  if (memcpy (p + 3, "FGHI", 4) != p + 3 || memcmp (p, "A\0CFGHIj", 9))

    abort ();

  /* Test at least one instance of the __builtin_ style.  We do this

     to ensure that it works and that the prototype is correct.  */

  if (__builtin_strcpy (p, "abcde") != p || memcmp (p, "abcde", 6))

    abort ();

  if (__builtin_memcpy (p, "ABCDE", 6) != p || memcmp (p, "ABCDE", 6))

    abort ();

}