From aebb44e507b5da693aa8677054dd070ba1a0b289 Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Fri, 2 Jul 2004 10:40:53 +0000
Subject: [PATCH] Don't include integer_traits.hpp unless it's actually used:
 IBM C++ trips up otherwise.

[SVN r23317]
---
 src/cregex.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/cregex.cpp b/src/cregex.cpp
index 37da79ec..02191851 100644
--- a/src/cregex.cpp
+++ b/src/cregex.cpp
@@ -21,7 +21,9 @@
 
 #include <boost/cregex.hpp>
 #include <boost/regex.hpp>
-#include <boost/integer_traits.hpp>
+#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
+#  include <boost/integer_traits.hpp>
+#endif
 #if !defined(BOOST_NO_STD_STRING)
 #include <map>
 #include <list>