1 /* $NetBSD: msg_222.c,v 1.5 2023/03/28 14:44:35 rillig Exp $ */ 2 # 3 "msg_222.c" 3 4 // Test for message: conversion of negative constant to unsigned type [222] 5 6 /* lint1-extra-flags: -X 351 */ 7 8 /* expect+1: warning: initialization of unsigned with negative constant [221] */ 9 unsigned int global = -1; 10 11 void take_unsigned_int(unsigned int); 12 13 void 14 function(void) 15 { 16 /* expect+1: warning: initialization of unsigned with negative constant [221] */ 17 unsigned int local = -1; 18 19 /* expect+1: warning: conversion of negative constant to unsigned type, arg #1 [296] */ 20 take_unsigned_int(-1); 21 22 if (local & -1) 23 return; 24 25 /* expect+1: warning: operator '<' compares 'unsigned int' with 'negative constant' [162] */ 26 if (local < -1) 27 return; 28 29 local &= -1; 30 31 /* expect+1: warning: conversion of negative constant to unsigned type [222] */ 32 local += -1; 33 } 34