sign = -1
	}
	if !math.IsInf(float64(f), sign) || !math.IsInf(float64(f32), sign) || !math.IsInf(f64, sign) {
		t.Errorf("didn't get right Infs scanning %q: got %g %g %g", text, f, f32, f64)
	}
}

func TestInf(t *testing.T) {
	for _, s := range []string{"inf", "+inf", "-inf", "INF", "-INF", "+INF", "Inf", "-Inf", "+Inf"} {
		verifyInf(s, t)
	}
}

func testScanfMulti(t *testing.T, f func(string) io.Reader) {