}

	n := testing.AllocsPerRun(1000, func() {
		if m[TM(0)] {
			t.Fatalf("0 is present in the map")
		}
	})
	if n != 0 {
		t.Fatalf("want 0 allocs, got %v", n)
	}
}

func TestZeroConvT2x(t *testing.T) {
	tests := []struct {
		name string
		fn   func()
	}{
		{name: "E8", fn: func() { e = eight8 }},  // any byte-sized value does not allocate