1 /* Test for multiple format attributes. Test for printf and scanf attributes
2 together, in different places on the declarations. */
3 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
4 /* { dg-do compile } */
5 /* { dg-options "-std=gnu99 -Wformat" } */
7 #define DONT_GNU_PROTOTYPE
10 /* If we specify multiple attributes for a single function, they should
11 all apply, wherever they are placed on the declarations. */
13 extern __attribute__((__format__(gnu_attr___printf__
, 1, 0))) void
14 my_vprintf_scanf (const char *, va_list, const char *, ...)
15 __attribute__((__format__(gnu_attr___scanf__
, 3, 4)));
17 extern void (__attribute__((__format__(gnu_attr___printf__
, 1, 0))) my_vprintf_scanf2
)
18 (const char *, va_list, const char *, ...)
19 __attribute__((__format__(gnu_attr___scanf__
, 3, 4)));
21 extern __attribute__((__format__(gnu_attr___scanf__
, 3, 4))) void
22 (__attribute__((__format__(gnu_attr___printf__
, 1, 0))) my_vprintf_scanf3
)
23 (const char *, va_list, const char *, ...);
26 foo (va_list ap
, int *ip
, long *lp
)
28 my_vprintf_scanf ("%d", ap
, "%d", ip
);
29 my_vprintf_scanf ("%d", ap
, "%ld", lp
);
30 my_vprintf_scanf ("%", ap
, "%d", ip
); /* { dg-warning "format" "printf" } */
31 my_vprintf_scanf ("%d", ap
, "%ld", ip
); /* { dg-warning "format" "scanf" } */
32 my_vprintf_scanf2 ("%d", ap
, "%d", ip
);
33 my_vprintf_scanf2 ("%d", ap
, "%ld", lp
);
34 my_vprintf_scanf2 ("%", ap
, "%d", ip
); /* { dg-warning "format" "printf" } */
35 my_vprintf_scanf2 ("%d", ap
, "%ld", ip
); /* { dg-warning "format" "scanf" } */
36 my_vprintf_scanf3 ("%d", ap
, "%d", ip
);
37 my_vprintf_scanf3 ("%d", ap
, "%ld", lp
);
38 my_vprintf_scanf3 ("%", ap
, "%d", ip
); /* { dg-warning "format" "printf" } */
39 my_vprintf_scanf3 ("%d", ap
, "%ld", ip
); /* { dg-warning "format" "scanf" } */