1 // errorcheck 2 3 // Copyright 2009 The Go Authors. All rights reserved. 4 // Use of this source code is governed by a BSD-style 5 // license that can be found in the LICENSE file. 6 7 // Verify that illegal character literals are detected. 8 // Does not compile. 9 10 package main 11 12 const ( 13 // check that surrogate pair elements are invalid 14 // (d800-dbff, dc00-dfff). 15 _ = '\ud7ff' // ok 16 _ = '\ud800' // ERROR "Unicode|unicode" 17 _ = "\U0000D999" // ERROR "Unicode|unicode" 18 _ = '\udc01' // ERROR "Unicode|unicode" 19 _ = '\U0000dddd' // ERROR "Unicode|unicode" 20 _ = '\udfff' // ERROR "Unicode|unicode" 21 _ = '\ue000' // ok 22 _ = '\U0010ffff' // ok 23 _ = '\U00110000' // ERROR "Unicode|unicode" 24 _ = "abc\U0010ffffdef" // ok 25 _ = "abc\U00110000def" // ERROR "Unicode|unicode" 26 _ = '\Uffffffff' // ERROR "Unicode|unicode" 27 ) 28 29
