From e8b8e4f51481121a5ce042812e7e62e7b27e6116 Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Mon, 21 Aug 2023 17:22:28 +0200
Subject: Make use of __diagnose_if

---
 include/string.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/string.h')

diff --git a/include/string.h b/include/string.h
index 2c11e5e..342bde0 100644
--- a/include/string.h
+++ b/include/string.h
@@ -75,6 +75,7 @@ _FORTIFY_FN(memmove) void *memmove(void * _FORTIFY_POS0 __d,
 
 __access(write_only, 1, 3)
 __diagnose_as_builtin(__builtin_memset, 1, 2, 3)
+__warning_if(__c != 0 && __n == 0, "'memset' will set `0` bytes; did you invert the arguments?")
 _FORTIFY_FN(memset) void *memset(void * _FORTIFY_POS0 __d, int __c, size_t __n)
 {
 	size_t __b = __bos(__d, 0);
-- 
cgit v1.3