Home | History | Annotate | Line # | Download | only in lint1
msg_363.c revision 1.3 
      1 /*	$NetBSD: msg_363.c,v 1.3 2024/03/03 13:09:23 rillig Exp $	*/
      2 # 3 "msg_363.c"
      3 
      4 // Test for message: non-printing character '%.*s' in description '%.*s' [363]
      5 
      6 /*
      7  * The purpose of snprintb is to produce a printable, visible representation
      8  * of a binary number, therefore the description should consist of visible
      9  * characters only.
     10  */
     11 
     12 /* lint1-extra-flags: -X 351 */
     13 
     14 typedef typeof(sizeof(0)) size_t;
     15 typedef unsigned long long uint64_t;
     16 
     17 int snprintb(char*, size_t, const char*, uint64_t);
     18 
     19 void
     20 old_style_description(unsigned u32)
     21 {
     22 	char buf[64];
     23 
     24 	/* expect+6: warning: bit position '\t' in '\tprint' should be escaped as octal or hex [369] */
     25 	/* expect+5: warning: non-printing character '\377' in description 'able\377' [363] */
     26 	/* expect+4: warning: bit position '\n' in '\nable\377' should be escaped as octal or hex [369] */
     27 	snprintb(buf, sizeof(buf),
     28 	    "\020"
     29 	    "\001non\tprint\nable\377",
     30 	    u32);
     31 
     32 	/* expect+6: warning: bit position '\000' (0) in '\000print' out of range 1..32 [371] */
     33 	/* expect+5: warning: bit position '\n' in '\nable' should be escaped as octal or hex [369] */
     34 	/* expect+4: warning: redundant '\0' at the end of the format [377] */
     35 	snprintb(buf, sizeof(buf),
     36 	    "\020"
     37 	    "\001non\000print\nable\0",
     38 	    u32);
     39 }
     40