1 /* $NetBSD: msg_382.c,v 1.1 2024/07/10 20:33:38 rillig Exp $ */ 2 # 3 "msg_382.c" 3 4 // Test for message: constant assignment of type '%s' in operand of '!' always evaluates to '%s' [382] 5 6 /* 7 * Outside strict bool mode, an assignment can be used as a condition, but 8 * that is generally wrong. Especially if a constant is assigned to a 9 * variable, the condition always evaluates to that constant value, which 10 * indicates a typo, as '==' makes more sense than '=' in a condition. 11 */ 12 13 /* lint1-extra-flags: -X 351 */ 14 15 int 16 /* expect+1: warning: parameter 'b' unused in function 'conversions' [231] */ 17 conversions(int a, int b) 18 { 19 /* expect+1: warning: constant assignment of type 'int' in operand of '!' always evaluates to 'true' [382] */ 20 if (!(a = 13)) 21 return 1; 22 /* expect+1: warning: constant assignment of type 'int' in operand of '!' always evaluates to 'false' [382] */ 23 if (!(b = 0)) 24 return 2; 25 if (!(a = a + 1)) 26 return 3; 27 return a; 28 } 29