ch.mustBeExported()
			tt := (*chanType)(unsafe.Pointer(ch.typ()))
			if ChanDir(tt.Dir)&SendDir == 0 {
				panic("reflect.Select: SendDir case using recv-only channel")
			}
			rc.ch = ch.pointer()
			rc.typ = toRType(&tt.Type)
			v := c.Send
			if !v.IsValid() {
				panic("reflect.Select: SendDir case missing Send value")
			}
			v.mustBeExported()
			v = v.assignTo("reflect.Select", tt.Elem, nil)

	// check construction and use of type not in binary
	type T string
	crt := ChanOf(RecvDir, TypeOf(T("")))
	cst := ChanOf(SendDir, TypeOf(T("")))

	// check that type already in binary is found
	type T1 int
	checkSameType(t, ChanOf(RecvDir, TypeOf(T1(1))), (<-chan T1)(nil))
	checkSameType(t, ChanOf(SendDir, TypeOf(T1(1))), (chan<- T1)(nil))

	// check String form of ChanDir
	if crt.ChanDir().String() != "<-chan" {

				// should probably start a goroutine to read from req. This best
				// effort select existed before the change to check 'deleted'.
				// But if we know for sure it wasn't deleted and a sender is
				// outstanding, we should probably block on req (in a new
				// goroutine) to get the connection back.
				select {
				default:
				case ret, ok := <-req:
					if ok && ret.conn != nil {