u = v
				} else if v, ok := kv.AsFloat64(); ok {
					f = v
				} else if v, ok := kv.AsBool(); ok {
					bb = v
				} else if v, ok := kv.AsDuration(); ok {
					d = v
				} else if v, ok := kv.AsAny(); ok {
					a = v
				} else {
					panic("bad kind")
				}
			}
		}
		_ = ii
		_ = s
		_ = bb
		_ = u
		_ = d
		_ = f
		_ = a
	})

	b.Run("Visit", func(b *testing.B) {