t.Errorf("Error opening file: %v", err)
	}
}

func TestCVE202133196(t *testing.T) {
	// Archive that indicates it has 1 << 128 -1 files,
	// this would previously cause a panic due to attempting
	// to allocate a slice with 1 << 128 -1 elements.
	data := []byte{
		0x50, 0x4b, 0x03, 0x04, 0x14, 0x00, 0x08, 0x08,
		0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

		for _, tt := range compareTests {
			eql := Equal(tt.a, tt.b)
			if eql != (tt.i == 0) {
				t.Errorf(`Equal(%q, %q) = %v`, tt.a, tt.b, eql)
			}
		}
	})
	if allocs > 0 {
		t.Errorf("Equal allocated %v times", allocs)
	}
}

func TestEqualExhaustive(t *testing.T) {
	var size = 128
	if testing.Short() {
		size = 32
	}
	a := make([]byte, size)
	b := make([]byte, size)
	b_init := make([]byte, size)

			// other than try to determine a Go representation.
			tt := *t
			tt.C = &TypeRepr{"%s %s", []interface{}{dt.Kind, tag}}
			// We don't know what the representation of this struct is, so don't let
			// anyone allocate one on the Go side. As a side effect of this annotation,
			// pointers to this type will not be considered pointers in Go. They won't
			// get writebarrier-ed or adjusted during a stack copy. This should handle