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
25extern int inside_main;
26
27void
28main_test (void)
29{
30  struct A b = a;
31  struct A c = { { 'x' } };
32
33  inside_main = 1;
34
35  if (memcmp (b.c, x, 32) || c.c[0] != 'x' || memcmp (c.c + 1, x + 32, 31))
36    abort ();
37  if (__builtin_memcpy (y, x, i) != y || memcmp (x, y, 64))
38    abort ();
39  if (memcpy (y + 6, x, j) != y + 6
40      || memcmp (x, y, 6) || memcmp (x, y + 6, 58))
41    abort ();
42  if (__builtin_memset (y + 2, 'X', k) != y + 2
43      || memcmp (y, "foXXXXfoobar", 13))
44    abort ();
45  bcopy (y + 1, y + 2, 6);
46  if (memcmp (y, "fooXXXXfobar", 13))
47    abort ();
48  __builtin_bzero (y + 4, 2);
49  if (memcmp (y, "fooX\0\0Xfobar", 13))
50    abort ();
51}
52