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      1  1.6  rillig /*	$NetBSD: lex_string.c,v 1.6 2023/03/28 14:44:34 rillig Exp $	*/
      2  1.1  rillig # 3 "lex_string.c"
      3  1.1  rillig 
      4  1.1  rillig /*
      5  1.1  rillig  * Test lexical analysis of string constants.
      6  1.1  rillig  *
      7  1.1  rillig  * C99 6.4.5 "String literals"
      8  1.1  rillig  */
      9  1.1  rillig 
     10  1.6  rillig /* lint1-extra-flags: -X 351 */
     11  1.6  rillig 
     12  1.1  rillig void sink(const char *);
     13  1.1  rillig 
     14  1.1  rillig void
     15  1.1  rillig test(void)
     16  1.1  rillig {
     17  1.1  rillig 	sink("");
     18  1.1  rillig 
     19  1.1  rillig 	sink("hello, world\n");
     20  1.1  rillig 
     21  1.1  rillig 	sink("\0");
     22  1.1  rillig 
     23  1.1  rillig 	sink("\0\0\0\0");
     24  1.1  rillig 
     25  1.5  rillig 	/* expect+1: error: no hex digits follow \x [74] */
     26  1.1  rillig 	sink("\x");		/* unfinished */
     27  1.1  rillig 
     28  1.5  rillig 	/* expect+1: warning: dubious escape \y [79] */
     29  1.1  rillig 	sink("\y");		/* unknown escape sequence */
     30  1.3  rillig 
     31  1.3  rillig 	sink("first" "second");
     32  1.3  rillig 
     33  1.3  rillig 	/* expect+1: error: cannot concatenate wide and regular string literals [292] */
     34  1.3  rillig 	sink("plain" L"wide");
     35  1.1  rillig }
     36  1.4  rillig 
     37  1.4  rillig /* TODO: test digraphs inside string literals */
     38  1.4  rillig /* TODO: test trigraphs inside string literals */
     39