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msg_167.c revision 1.7 
      1 /*	$NetBSD: msg_167.c,v 1.7 2024/03/30 16:47:45 rillig Exp $	*/
      2 # 3 "msg_167.c"
      3 
      4 // Test for message: array subscript %jd cannot be negative [167]
      5 
      6 /* lint1-extra-flags: -X 351 */
      7 
      8 void
      9 example(int *ptr)
     10 {
     11 	int arr[6];
     12 
     13 	/* expect+1: warning: array subscript -3 cannot be negative [167] */
     14 	arr[-3] = 13;
     15 
     16 	/*
     17 	 * Since the pointer may have been initialized with "arr + 3",
     18 	 * subtracting from its address is allowed.
     19 	 */
     20 	ptr[-3] = 13;
     21 }
     22