1/* Test for warnings for extra format arguments being disabled by
2   -Wno-format-extra-args.  Test which warnings still apply with $
3   operand numbers.  */
4/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
5/* { dg-do compile } */
6/* { dg-options "-std=gnu99 -Wformat -Wno-format-extra-args" } */
7
8#include "format.h"
9
10void
11foo (int i, int *ip, va_list va)
12{
13  printf ("%3$d%1$d", i, i, i); /* { dg-warning "before used" "unused $ operand" } */
14  printf ("%2$d%1$d", i, i, i);
15  vprintf ("%3$d%1$d", va); /* { dg-warning "before used" "unused $ operand" } */
16  /* With scanf formats, gaps in the used arguments are allowed only if the
17     arguments are all pointers.  In such a case, should only give the lesser
18     warning about unused arguments rather than the more serious one about
19     argument gaps.  */
20  scanf ("%3$d%1$d", ip, ip, ip);
21  /* If there are non-pointer arguments unused at the end, this is also OK.  */
22  scanf ("%3$d%1$d", ip, ip, ip, i);
23  scanf ("%3$d%1$d", ip, i, ip); /* { dg-warning "before used" "unused $ scanf non-pointer operand" } */
24  /* Can't check the arguments in the vscanf case, so should suppose the
25     lesser problem.  */
26  vscanf ("%3$d%1$d", va);
27}
28