1 /* Copyright (C) 2003 Free Software Foundation.
2
3 Test strcpy optimizations don't evaluate side-effects twice.
4
5 Written by Jakub Jelinek, June 23, 2003. */
6
7 typedef __SIZE_TYPE__ size_t;
8 extern char *strcpy (char *, const char *);
9 extern int memcmp (const void *, const void *, size_t);
10 extern void abort (void);
11 extern void exit (int);
12
13 size_t
test1(char * s,size_t i)14 test1 (char *s, size_t i)
15 {
16 strcpy (s, "foobarbaz" + i++);
17 return i;
18 }
19
20 size_t
check2(void)21 check2 (void)
22 {
23 static size_t r = 5;
24 if (r != 5)
25 abort ();
26 return ++r;
27 }
28
29 void
test2(char * s)30 test2 (char *s)
31 {
32 strcpy (s, "foobarbaz" + check2 ());
33 }
34
35 int
main(void)36 main (void)
37 {
38 char buf[10];
39 if (test1 (buf, 7) != 8 || memcmp (buf, "az", 3))
40 abort ();
41 test2 (buf);
42 if (memcmp (buf, "baz", 4))
43 abort ();
44 exit (0);
45 }
46