// Compute the method set for recv.
	var ms []*types.Field
	if recv.IsInterface() {
		ms = recv.AllMethods()
	} else {
		mt := types.ReceiverBaseType(recv)
		if mt == nil {
			base.FatalfAt(pos, "type %v has no receiver base type", recv)
		}
		CalcMethods(mt)
		ms = mt.AllMethods()
	}

	m := Lookdot1(nil, sym, recv, ms, 0)
	if m == nil {

		{"(*Package).Parser", Method, 19},
		{"(*Package).Printer", Method, 19},
		{"(*Package).Synopsis", Method, 19},
		{"(*Package).Text", Method, 19},
		{"AllDecls", Const, 0},
		{"AllMethods", Const, 0},
		{"Example", Type, 0},
		{"Example.Code", Field, 0},
		{"Example.Comments", Field, 0},
		{"Example.Doc", Field, 0},
		{"Example.EmptyOutput", Field, 1},
		{"Example.Name", Field, 0},

pkg go/build, type Package struct, XTestImports []string
pkg go/build, var Default Context
pkg go/build, var ToolDir string
pkg go/doc, const AllDecls Mode
pkg go/doc, const AllMethods Mode
pkg go/doc, func Examples(...*ast.File) []*Example
pkg go/doc, func New(*ast.Package, string, Mode) *Package
pkg go/doc, func Synopsis(string) string
pkg go/doc, func ToHTML(io.Writer, string, map[string]string)

pkg go/build, type Package struct, IgnoredGoFiles []string
pkg go/build, type Package struct, SwigCXXFiles []string
pkg go/build, type Package struct, SwigFiles []string
pkg go/doc, const AllDecls = 1
pkg go/doc, const AllMethods = 2
pkg go/doc, type Example struct, EmptyOutput bool
pkg go/doc, type Example struct, Order int
pkg go/doc, type Example struct, Play *ast.File
pkg go/doc, type Note struct
pkg go/doc, type Note struct, Body string