1 files changed, 4 insertions, 2 deletions

diff --git a/linden/indra/llcommon/lluri.cpp b/linden/indra/llcommon/lluri.cpp
index 5e4dec7..536d5b9 100644
--- a/linden/indra/llcommon/lluri.cpp
+++ b/linden/indra/llcommon/lluri.cpp
@@ -6,7 +6,7 @@
  *
  * $LicenseInfo:firstyear=2006&license=viewergpl$
  * 
- * Copyright (c) 2006-2007, Linden Research, Inc.
+ * Copyright (c) 2006-2008, Linden Research, Inc.
  * 
  * Second Life Viewer Source Code
  * The source code in this file ("Source Code") is provided by Linden Lab
@@ -57,7 +57,9 @@ std::string LLURI::escape(const std::string& str, const std::string & allowed)
                   {
                     ostr << "%"
                          << std::uppercase << std::hex << std::setw(2) << std::setfill('0')
-                         << static_cast<U32>(c);
+                         // VWR-4010 Cannot cast to U32 because sign-extension on 
+                         // chars > 128 will result in FFFFFFC3 instead of F3.
+                         << static_cast<S32>(static_cast<U8>(c));
                   }
                 else
                   {