}
	b1.Flush()
	if w1 != 3 {
		t.Fatalf("flush 1200 + 1389 'x's: got %d writes, want 3", w1)
	}
}

// A writeCountingDiscard is like io.Discard and counts the number of times
// Write is called on it.
type writeCountingDiscard int

func (w *writeCountingDiscard) Write(p []byte) (int, error) {
	*w++
	return len(p), nil
}

type negativeReader int

		} else {
			n.Type = conv.Type(types[i], pos)
			switch n.Kind {
			case "iconst":
				if i < len(ints) {
					if _, ok := types[i].(*dwarf.UintType); ok {
						n.Const = fmt.Sprintf("%#x", uint64(ints[i]))
					} else {
						n.Const = fmt.Sprintf("%#x", ints[i])
					}
				}
			case "fconst":
				if i >= len(floats) {
					break
				}
				switch base(types[i]).(type) {