// CanSeq2 reports whether a [Value] with this type can be iterated over using [Value.Seq2].
	CanSeq2() bool

	common() *abi.Type
	uncommon() *uncommonType
}

// BUG(rsc): FieldByName and related functions consider struct field names to be equal
// if the names are equal, even if they are unexported names originating
// in different packages. The practical effect of this is that the result of