From 92d842b45bb529b5245075566bca829db34542b9 Mon Sep 17 00:00:00 2001
From: Jeremy Siek <jeremy.siek@gmail.com>
Date: Tue, 26 Sep 2000 07:41:33 +0000
Subject: [PATCH] changed is_empty to not use is_convertible with g++

[SVN r7841]
---
 include/boost/detail/type_traits.hpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/boost/detail/type_traits.hpp b/include/boost/detail/type_traits.hpp
index 429889c..e507bfb 100644
--- a/include/boost/detail/type_traits.hpp
+++ b/include/boost/detail/type_traits.hpp
@@ -543,8 +543,15 @@ template <typename T> struct is_empty
 private:
    typedef typename remove_cv<T>::type cvt;
 public:
+#ifdef __GNUC__
+   // is_convertible gives a warning for g++
+   static const bool value = ::boost::detail::empty_helper<T, is_class<T>::value , false>::value
+                     || BOOST_IS_EMPTY(cvt);
+
+#else
    static const bool value = ::boost::detail::empty_helper<T, is_class<T>::value , is_convertible<T,int>::value>::value
                      || BOOST_IS_EMPTY(cvt);
+#endif
 };
 
 //*? T has trivial default constructor (allows cv-qual)