// errorcheck -d=panic // Copyright 2009 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Verify that illegal character literals are detected. // Does not compile. package main const ( // check that surrogate pair elements are invalid // (d800-dbff, dc00-dfff). _ = '\ud7ff' // ok _ = '\ud800' // ERROR "Unicode|unicode" _ = "\U0000D999" // ERROR "Unicode|unicode" _ = '\udc01' // ERROR "Unicode|unicode" _ = '\U0000dddd' // ERROR "Unicode|unicode" _ = '\udfff' // ERROR "Unicode|unicode" _ = '\ue000' // ok _ = '\U0010ffff' // ok _ = '\U00110000' // ERROR "Unicode|unicode" _ = "abc\U0010ffffdef" // ok _ = "abc\U00110000def" // ERROR "Unicode|unicode" _ = '\Uffffffff' // ERROR "Unicode|unicode" )