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msg_167.c revision 1.2 
      1  1.2  rillig /*	$NetBSD: msg_167.c,v 1.2 2021/01/08 21:25:03 rillig Exp $	*/
      2  1.1  rillig # 3 "msg_167.c"
      3  1.1  rillig 
      4  1.1  rillig // Test for message: array subscript cannot be negative: %ld [167]
      5  1.1  rillig 
      6  1.2  rillig void
      7  1.2  rillig example(int *ptr)
      8  1.2  rillig {
      9  1.2  rillig 	int arr[6];
     10  1.2  rillig 
     11  1.2  rillig 	arr[-3] = 13;
     12  1.2  rillig 
     13  1.2  rillig 	/*
     14  1.2  rillig 	 * Since the pointer may have been initialized with "arr + 3",
     15  1.2  rillig 	 * subtracting from its address is allowed.
     16  1.2  rillig 	 */
     17  1.2  rillig 	ptr[-3] = 13;
     18  1.2  rillig }
     19