From d7ba2b2b624b08ed49d284a0955b1c96b8a94d9a Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Sun, 21 Aug 2011 22:36:11 -0400
Subject: [PATCH] Portability

- Fixed compiler warning.
---
 src/E9.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/E9.cpp b/src/E9.cpp
index d68b81af8..3c06f577c 100644
--- a/src/E9.cpp
+++ b/src/E9.cpp
@@ -460,7 +460,7 @@ void E9::operator_equal (
   // 'project' is matched leftmost.
   if (left._raw == "project")
   {
-    int right_len = right._value.length ();
+    unsigned int right_len = right._value.length ();
     if (compare (right._value,
                  (right_len < left._value.length ()
                    ? left._value.substr (0, right_len)