/* { dg-do compile } */
/* { dg-options "-Wunused" } */
int
f1 (void)
{
int a;
int foo (void)
return a;
}
a = 1;
return foo ();
void
f2 (void)
int a; /* { dg-warning "set but not used" } */
void foo (void)
a = 2;
foo ();