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/* { dg-options "-fshow-column -Wall -Wfloat-equal -pedantic" } */
 
int i, j;
float a, b;
 
int *p;
struct {
	int a;
	char b;
} *q;
 
extern void bar();
 
void foo (void)
{
  if (a == b) /* { dg-warning "9:comparing floating point with" } */
    bar ();
 
  if (p < q) /* { dg-warning "9:comparison of distinct pointer types" } */
    bar ();
 
  if (&p == 0) /* { dg-warning "10:comparison will always evaluate as 'false'" } */
    bar();
 
  if (p == 4) /* { dg-warning "9:comparison between pointer and integer" } */
    bar();
 
  if (p < 0) /* { dg-warning "9:ordered comparison of pointer with" } */
    bar();
 
  -q;	 /* { dg-error "3:wrong type argument to unary" } */
 
  ~q;    /* { dg-error "3:wrong type argument to bit" } */
 
  ++*q; /* { dg-error "3:wrong type argument to increment" } */
 
  i = j / 0;  /* { dg-warning "9:division by zero" } */
 
  i /= 0; /* { dg-warning "5:division by zero" } */
}