From d3484d9b84cedf2373413aea7eed0faf7015c9c5 Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Mon, 4 Nov 2002 12:34:33 +0000
Subject: [PATCH] Added Borland specific fixes for dropped cv-qualifiers.

[SVN r16089]
---
 include/boost/type_traits/add_pointer.hpp | 36 +++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/include/boost/type_traits/add_pointer.hpp b/include/boost/type_traits/add_pointer.hpp
index 982a584..66f5c5b 100644
--- a/include/boost/type_traits/add_pointer.hpp
+++ b/include/boost/type_traits/add_pointer.hpp
@@ -19,6 +19,40 @@ namespace boost {
 
 namespace detail {
 
+#ifdef __BORLANDC__
+//
+// For some reason this implementation stops Borlands compiler
+// from dropping cv-qualifiers, it still fails with references
+// to arrays for some reason though (shrug...) (JM 20021104)
+//
+template <typename T>
+struct add_pointer_impl
+{
+    typedef T* type;
+};
+template <typename T>
+struct add_pointer_impl<T&>
+{
+    typedef T* type;
+};
+template <typename T>
+struct add_pointer_impl<T&const>
+{
+    typedef T* type;
+};
+template <typename T>
+struct add_pointer_impl<T&volatile>
+{
+    typedef T* type;
+};
+template <typename T>
+struct add_pointer_impl<T&const volatile>
+{
+    typedef T* type;
+};
+
+#else
+
 template <typename T>
 struct add_pointer_impl
 {
@@ -26,6 +60,8 @@ struct add_pointer_impl
     typedef no_ref_type* type;
 };
 
+#endif
+
 } // namespace detail
 
 BOOST_TT_AUX_TYPE_TRAIT_DEF1(add_pointer,T,typename detail::add_pointer_impl<T>::type)