From 478acee545194db070fa97be30c95ddfa6f3b620 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=BCnter=20Obiltschnig?= <guenter.obiltschnig@appinf.com>
Date: Fri, 7 Nov 2014 08:33:30 +0100
Subject: [PATCH] fixed IPv6 prefix handling issue on Windows

---
 Net/src/IPAddressImpl.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Net/src/IPAddressImpl.cpp b/Net/src/IPAddressImpl.cpp
index f324c6015..5097bbb5d 100644
--- a/Net/src/IPAddressImpl.cpp
+++ b/Net/src/IPAddressImpl.cpp
@@ -397,7 +397,7 @@ IPv6AddressImpl::IPv6AddressImpl(unsigned prefix):
 	}
 	if (prefix > 0)
 	{
-		_addr.s6_addr16[i++] = ByteOrder::toNetwork(~(0xffff >> prefix));
+		_addr.s6_addr16[i++] = ByteOrder::toNetwork(static_cast<Poco::UInt16>(~(0xffff >> prefix)));
 	}
 	while (i < 8)
 	{