From 4b96ce34aaa8d1773c127fb9625d4a3dda18879b Mon Sep 17 00:00:00 2001
From: Bryce Adelstein-Lelbach <blelbach@cct.lsu.edu>
Date: Fri, 10 Dec 2010 20:04:30 +0000
Subject: [PATCH] Fix order of includes for Spirit scheme example. Changed
 iterator_range.size() to use std::distance instead of subtracting iterators,
 this allows it to work with iterators other than random access. Added more
 utree docs to Spirit.

[SVN r67153]
---
 include/boost/range/iterator_range_core.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/range/iterator_range_core.hpp b/include/boost/range/iterator_range_core.hpp
index 497b1e3..5d809f1 100755
--- a/include/boost/range/iterator_range_core.hpp
+++ b/include/boost/range/iterator_range_core.hpp
@@ -230,7 +230,7 @@ namespace boost
 
             difference_type size() const
             {
-                return m_End - m_Begin;
+                return std::distance(m_End, m_Begin);
             }
 
             bool empty() const