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/* Test for warnings for extra format arguments being disabled by

   -Wno-format-extra-args.  Test which warnings still apply with $

   operand numbers.  */

/* Origin: Joseph Myers <jsm28@cam.ac.uk> */

/* { dg-do compile } */

/* { dg-options "-std=gnu99 -Wformat -Wno-format-extra-args" } */

#include "format.h"

void

foo (int i, int *ip, va_list va)

{

  printf ("%3$d%1$d", i, i, i); /* { dg-warning "before used" "unused $ operand" } */

  printf ("%2$d%1$d", i, i, i);

  vprintf ("%3$d%1$d", va); /* { dg-warning "before used" "unused $ operand" } */

  /* With scanf formats, gaps in the used arguments are allowed only if the

     arguments are all pointers.  In such a case, should only give the lesser

     warning about unused arguments rather than the more serious one about

     argument gaps.  */

  scanf ("%3$d%1$d", ip, ip, ip);

  /* If there are non-pointer arguments unused at the end, this is also OK.  */

  scanf ("%3$d%1$d", ip, ip, ip, i);

  scanf ("%3$d%1$d", ip, i, ip); /* { dg-warning "before used" "unused $ scanf non-pointer operand" } */

  /* Can't check the arguments in the vscanf case, so should suppose the

     lesser problem.  */

  vscanf ("%3$d%1$d", va);

}