/* $NetBSD: msg_377.c,v 1.4 2024/03/25 22:37:43 rillig Exp $ */ # 3 "msg_377.c" // Test for message: redundant '\0' at the end of the format [377] /* * Each conversion in the new-style format ends with a '\0' that needs to be * spelled out. * * In both old-style and new-style formats, the '\0' that ends the whole * format is provided by the compiler as part of the string literal. */ /* lint1-extra-flags: -X 351 */ typedef typeof(sizeof(0)) size_t; typedef unsigned long long uint64_t; int snprintb(char*, size_t, const char*, uint64_t); void example(unsigned u32, uint64_t u64) { char buf[64]; /* expect+7: warning: bit position '\000' (0) in '\000out-of-range' out of range 1..32 [371] */ /* expect+6: warning: redundant '\0' at the end of the format [377] */ snprintb(buf, sizeof(buf), "\020" "\005bit" "\000out-of-range" "\0", u32); /* expect+5: warning: redundant '\0' at the end of the format [377] */ snprintb(buf, sizeof(buf), "\177\020" "b\005bit\0" "\0", u64); }