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      1  1.5  rillig /*	$NetBSD: lex_wide_string.c,v 1.5 2024/02/02 22:45:48 rillig Exp $	*/
      2  1.1  rillig # 3 "lex_wide_string.c"
      3  1.1  rillig 
      4  1.1  rillig /*
      5  1.1  rillig  * Test lexical analysis of wide 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  1.4  rillig /* lint1-extra-flags: -X 351 */
     11  1.4  rillig 
     12  1.1  rillig void sink(const int *);
     13  1.1  rillig 
     14  1.1  rillig void
     15  1.1  rillig test(void)
     16  1.1  rillig {
     17  1.1  rillig 	sink(L"");
     18  1.1  rillig 
     19  1.1  rillig 	sink(L"hello, world\n");
     20  1.1  rillig 
     21  1.1  rillig 	sink(L"\0");
     22  1.1  rillig 
     23  1.1  rillig 	sink(L"\0\0\0\0");
     24  1.1  rillig 
     25  1.3  rillig 	/* expect+1: error: no hex digits follow \x [74] */
     26  1.1  rillig 	sink(L"\x");
     27  1.1  rillig 
     28  1.3  rillig 	/* expect+1: warning: dubious escape \y [79] */
     29  1.1  rillig 	sink(L"\y");
     30  1.2  rillig 
     31  1.2  rillig 	sink(L"first" L"second");
     32  1.2  rillig 
     33  1.2  rillig 	/* expect+1: error: cannot concatenate wide and regular string literals [292] */
     34  1.2  rillig 	sink(L"wide" "plain");
     35  1.1  rillig }
     36  1.5  rillig 
     37  1.5  rillig /*
     38  1.5  rillig  * Since lint always runs in the default "C" locale, it does not support any
     39  1.5  rillig  * multibyte character encoding, thus treating each byte as a separate
     40  1.5  rillig  * character. If lint were to support UTF-8, the array dimension would be 3
     41  1.5  rillig  * instead of 7.
     42  1.5  rillig  */
     43  1.5  rillig /* expect+1: error: negative array dimension (-7) [20] */
     44  1.5  rillig typedef int mblen[-(int)(sizeof(L"") / sizeof(L""))];
     45