blob: 3fa9285784e7d7bc65dcf7b374dee2331b02e6d9 [file] [log] [blame]
/* 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 <> */
/* { dg-do compile } */
/* { dg-options "-std=gnu99 -Wformat -Wno-format-extra-args" } */
#include "format.h"
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);