5 // these literals are just silly.
7 //~^ ERROR: character constant must be escaped: '
9 // note that this is a literal "\n" byte
12 //~^^ ERROR: character constant must be escaped: \n
14 // note that this is a literal "\r" byte
15 '
\r'; //~ ERROR: character constant must be escaped: \r
17 // note that this is a literal tab character here
19 //~^ ERROR: character constant must be escaped: \t