From 74ab2844967648a4e618467237480c6aba37b166 Mon Sep 17 00:00:00 2001
From: sin
Date: Wed, 25 Feb 2015 10:35:16 +0000
Subject: Clarify comment a bit

---
 include/string.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'include/string.h')

diff --git a/include/string.h b/include/string.h
index 9d40e77..5623ffe 100644
--- a/include/string.h
+++ b/include/string.h
@@ -13,7 +13,8 @@ __fortify_memcpy(void *dest, const void *src, size_t n)
 	char *d = dest;
 	const char *s = src;
 
-	/* trap if pointers are overlapping but not if dest == src */
+	/* trap if pointers are overlapping but not if dest == src.
+	 * gcc seems to like to generate code that relies on dest == src */
 	if ((d < s && d + n > s) ||
 	    (s < d && s + n > d))
 		__builtin_trap();
-- 
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