enc := NewEncoder(io.Discard)

		for pb.Next() {
			if err := enc.Encode(&m); err != nil {
				b.Fatalf("Encode error: %v", err)
			}
		}
	})
}

func BenchmarkEncoderEncode(b *testing.B) {
	b.ReportAllocs()
	type T struct {
		X, Y string
	}
	v := &T{"foo", "bar"}
	b.RunParallel(func(pb *testing.PB) {
		for pb.Next() {