pkg flag, var CommandLine *FlagSet
pkg go/ast, type SliceExpr struct, Max Expr
pkg go/ast, type SliceExpr struct, Slice3 bool
pkg go/ast, type TypeAssertExpr struct, Lparen token.Pos
pkg go/ast, type TypeAssertExpr struct, Rparen token.Pos
pkg go/build, method (*Context) MatchFile(string, string) (bool, error)
pkg go/build, type Package struct, AllTags []string
pkg go/build, type Package struct, CXXFiles []string