xref: /netbsd-src/tests/usr.bin/xlint/lint1/msg_243.c (revision 82d56013d7b633d116a93943de88e08335357a7c)
1 /*	$NetBSD: msg_243.c,v 1.2 2021/01/31 09:21:24 rillig Exp $	*/
2 # 3 "msg_243.c"
3 
4 // Test for message: dubious comparison of enums, op %s [243]
5 
6 /* lint1-extra-flags: -eP */
7 
8 enum color {
9 	RED, GREEN, BLUE
10 };
11 
12 void eval(_Bool);
13 
14 /* TODO: There should be a way to declare an enum type as "ordered ok". */
15 
16 void
17 example(enum color a, enum color b)
18 {
19 	eval(a < b);		/* expect: 243 */
20 	eval(a <= b);		/* expect: 243 */
21 	eval(a > b);		/* expect: 243 */
22 	eval(a >= b);		/* expect: 243 */
23 	eval(a == b);
24 	eval(a != b);
25 }
26