// Go type time.Time.
	if universalTag == TagUTCTime && t.tag == TagGeneralizedTime && t.class == ClassUniversal {
		universalTag = TagGeneralizedTime
	}

	if params.set {
		universalTag = TagSet
	}

	matchAnyClassAndTag := matchAny
	expectedClass := ClassUniversal
	expectedTag := universalTag

	if !params.explicit && params.tag != nil {
		expectedClass = ClassContextSpecific

pkg encoding/asn1, const ClassContextSpecific ideal-int
pkg encoding/asn1, const ClassPrivate = 3
pkg encoding/asn1, const ClassPrivate ideal-int
pkg encoding/asn1, const ClassUniversal = 0
pkg encoding/asn1, const ClassUniversal ideal-int
pkg encoding/asn1, const TagBitString = 3
pkg encoding/asn1, const TagBitString ideal-int
pkg encoding/asn1, const TagBoolean = 1
pkg encoding/asn1, const TagBoolean ideal-int

	}

	bodyLen := t.body.Len()

	class := ClassUniversal
	if params.tag != nil {
		if params.application {
			class = ClassApplication
		} else if params.private {
			class = ClassPrivate
		} else {
			class = ClassContextSpecific
		}

		if params.explicit {
			t.tag = bytesEncoder(appendTagAndLength(t.scratch[:0], tagAndLength{ClassUniversal, tag, bodyLen, isCompound}))

			tt := new(taggedEncoder)