1 /* Test for multiple declarations and composite types, with built-in
2    functions.  */
3 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
4 /* { dg-do compile } */
5 /* { dg-options "-std=c89 -Wformat -g" } */
6 
7 void
f(void)8 f (void)
9 {
10   int printf;
11   int strcmp;
12   {
13     int printf (const char *, ...);
14     int strcmp ();
15     /* Should get format warnings even though the built-in declaration
16        isn't "visible".  */
17     printf ("%s", 1); /* { dg-warning "format" } */
18     /* The type of strcmp here should have no prototype.  */
19     if (0)
20       strcmp (1);
21     /* Likewise, implicitly declared memcmp.  */
22     if (0)
23       memcmp (1);
24   }
25 }
26 
27 /* Should still diagnose incompatible prototype for strcmp.  */
28 int strcmp (void); /* { dg-error "conflict" } */
29