1/* Copyright (C) 2003 Free Software Foundation.
2
3   Test memcpy and memset in presence of redirect.  */
4
5#define ASMNAME(cname)  ASMNAME2 (__USER_LABEL_PREFIX__, cname)
6#define ASMNAME2(prefix, cname) STRING (prefix) cname
7#define STRING(x)    #x
8
9typedef __SIZE_TYPE__ size_t;
10extern void abort (void);
11extern void *memcpy (void *, const void *, size_t)
12  __asm (ASMNAME ("my_memcpy"));
13extern void bcopy (const void *, void *, size_t)
14  __asm (ASMNAME ("my_bcopy"));
15extern void *memset (void *, int, size_t)
16  __asm (ASMNAME ("my_memset"));
17extern void bzero (void *, size_t)
18  __asm (ASMNAME ("my_bzero"));
19extern int memcmp (const void *, const void *, size_t);
20
21struct A { char c[32]; } a = { "foobar" };
22char x[64] = "foobar", y[64];
23int i = 39, j = 6, k = 4;
24
25void
26main_test (void)
27{
28  struct A b = a;
29  struct A c = { { 'x' } };
30
31  if (memcmp (b.c, x, 32) || c.c[0] != 'x' || memcmp (c.c + 1, x + 32, 31))
32    abort ();
33  if (__builtin_memcpy (y, x, i) != y || memcmp (x, y, 64))
34    abort ();
35  if (memcpy (y + 6, x, j) != y + 6
36      || memcmp (x, y, 6) || memcmp (x, y + 6, 58))
37    abort ();
38  if (__builtin_memset (y + 2, 'X', k) != y + 2
39      || memcmp (y, "foXXXXfoobar", 13))
40    abort ();
41  bcopy (y + 1, y + 2, 6);
42  if (memcmp (y, "fooXXXXfobar", 13))
43    abort ();
44  __builtin_bzero (y + 4, 2);
45  if (memcmp (y, "fooX\0\0Xfobar", 13))
46    abort ();
47}
48