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      1  1.3  rillig /*	$NetBSD: stmt_if.c,v 1.3 2023/03/28 14:44:35 rillig Exp $	*/
      2  1.1  rillig # 3 "stmt_if.c"
      3  1.1  rillig 
      4  1.1  rillig /*
      5  1.1  rillig  * Test parsing of 'if' statements.
      6  1.1  rillig  */
      7  1.1  rillig 
      8  1.3  rillig /* lint1-extra-flags: -X 351 */
      9  1.3  rillig 
     10  1.1  rillig void println(const char *);
     11  1.1  rillig 
     12  1.1  rillig void
     13  1.1  rillig dangling_else(int x)
     14  1.1  rillig {
     15  1.1  rillig 	if (x > 0)
     16  1.1  rillig 		if (x > 10)
     17  1.1  rillig 			println("> 10");
     18  1.1  rillig 		/* This 'else' is bound to the closest unfinished 'if'. */
     19  1.1  rillig 		else
     20  1.1  rillig 			println("> 0");
     21  1.1  rillig 	/*
     22  1.1  rillig 	 * If the above 'else' were bound to the other 'if', the next 'else'
     23  1.1  rillig 	 * would have no corresponding 'if', resulting in a syntax error.
     24  1.1  rillig 	 */
     25  1.1  rillig 	else
     26  1.1  rillig 		println("not positive");
     27  1.2  rillig 	/* expect+1: error: syntax error 'else' [249] */
     28  1.1  rillig 	else
     29  1.1  rillig 		println("syntax error");
     30  1.1  rillig }
     31