Scope root = Scope::NewRootScope().ExitOnError();

  Output recv = ops::_Recv(root.WithOpName("recv"), DT_BOOL, "tensor", "sender",
                           0, "receiver");
  Output value = ops::Placeholder(root.WithOpName("value"), DT_BOOL);
  ops::Switch sw(root.WithOpName("switch"), value, recv);
  Output logical_and =
      ops::LogicalAnd(root.WithOpName("and"), recv, sw.output_true);

  std::unique_ptr<DeadnessAnalysis> result;

// parameters, and results, any of which may be nil.
func NewSignature(recv *Field, params, results []*Field) *Type {
	startParams := 0
	if recv != nil {
		startParams = 1
	}
	startResults := startParams + len(params)

	allParams := make([]*Field, startResults+len(results))
	if recv != nil {
		allParams[0] = recv
	}
	copy(allParams[startParams:], params)
	copy(allParams[startResults:], results)

			gccExport = "__declspec(dllexport) "
		}
		s := fmt.Sprintf("%s%s %s(", gccExport, gccResult, exp.ExpName)
		if fn.Recv != nil {
			s += p.cgoType(fn.Recv.List[0].Type).C.String()
			s += " recv"
		}
		forFieldList(fntype.Params,
			func(i int, aname string, atype ast.Expr) {
				if i > 0 || fn.Recv != nil {
					s += ", "
				}
				s += fmt.Sprintf("%s %s", p.cgoType(atype).C, exportParamName(aname, i))
			})

		par.List = []*ast.Field{{Type: &ast.BadExpr{pos, pos}}}
		return par
	}

	// recv type must be of the form ["*"] identifier
	recv := par.List[0]
	base := deref(recv.Type)
	if _, isIdent := base.(*ast.Ident); !isIdent {
		p.errorExpected(base.Pos(), "(unqualified) identifier")
		par.List = []*ast.Field{{Type: &ast.BadExpr{recv.Pos(), recv.End()}}}
	}

	return par
}

        }

        /*
         * Unless key returned is null or invalid Transport.loop() always
         * calls doRecv() after and no one else but the transport thread
         * should call doRecv(). Therefore it is ok to expect that the data
         * in sbuf will be preserved for copying into BUF in doRecv().
         */

        return (long) Encdec.dec_uint16le(this.sbuf, 34) & 0xFFFF;
    }


    @Override

		defer un(trace(p, "FunctionDecl"))
	}

	doc := p.leadComment
	pos := p.expect(token.FUNC)

	var recv *ast.FieldList
	if p.tok == token.LPAREN {
		_, recv = p.parseParameters(false)
	}

	ident := p.parseIdent()

	tparams, params := p.parseParameters(true)
	if recv != nil && tparams != nil {
		// Method declarations do not have type parameters. We parse them for a

		sig, _ := sel.Type().(*Signature)
		if sel.Kind() == MethodVal {
			got := sig.Recv().Type()
			want := sel.Recv()
			if !Identical(got, want) {
				t.Errorf("%s: Recv() = %s, want %s", segment, got, want)
			}
		} else if sig != nil && sig.Recv() != nil {
			t.Errorf("%s: signature has receiver %s", sig, sig.Recv().Type())
		}
	}
	// Assert that all wantOut entries were used exactly once.

		sig, _ := sel.Type().(*Signature)
		if sel.Kind() == MethodVal {
			got := sig.Recv().Type()
			want := sel.Recv()
			if !Identical(got, want) {
				t.Errorf("%s: Recv() = %s, want %s", syntax, got, want)
			}
		} else if sig != nil && sig.Recv() != nil {
			t.Errorf("%s: signature has receiver %s", sig, sig.Recv().Type())
		}
	}
	// Assert that all wantOut entries were used exactly once.

	case *ast.MapType:
		p.print(token.MAP, token.LBRACK)
		p.expr(x.Key)
		p.print(token.RBRACK)
		p.expr(x.Value)

	case *ast.ChanType:
		switch x.Dir {
		case ast.SEND | ast.RECV:
			p.print(token.CHAN)
		case ast.RECV:
			p.print(token.ARROW, token.CHAN) // x.Arrow and x.Pos() are the same
		case ast.SEND:
			p.print(token.CHAN)
			p.setPos(x.Arrow)
			p.print(token.ARROW)
		}
		p.print(blank)

  } else if (n->IsControlTrigger()) {
    SetPredicate(n, Graph::kControlSlot, predicate_factory_.MakeTrue(),
                 nullptr);
  } else if (n->IsRecv() || n->IsHostRecv()) {
    TF_RETURN_IF_ERROR(HandleRecv(n, should_revisit));
  } else if (n->IsNextIteration()) {
    TF_RETURN_IF_ERROR(HandleGeneric(n, should_revisit));
  } else {