From 8286ac511144e4f17d34eac9affb97e50646344a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff-webhosting.net>
Date: Wed, 23 Jul 2014 15:25:44 +0200
Subject: Imported Upstream version 4.0.0

---
 .../boost/smart_ptr/detail/operator_bool.hpp       | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 libcutl/cutl/details/boost/smart_ptr/detail/operator_bool.hpp

(limited to 'libcutl/cutl/details/boost/smart_ptr/detail/operator_bool.hpp')

diff --git a/libcutl/cutl/details/boost/smart_ptr/detail/operator_bool.hpp b/libcutl/cutl/details/boost/smart_ptr/detail/operator_bool.hpp
new file mode 100644
index 0000000..8ae1527
--- /dev/null
+++ b/libcutl/cutl/details/boost/smart_ptr/detail/operator_bool.hpp
@@ -0,0 +1,63 @@
+//  This header intentionally has no include guards.
+//
+//  Copyright (c) 2001-2009, 2012 Peter Dimov
+//
+//  Distributed under the Boost Software License, Version 1.0.
+//  See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt
+
+#if !defined( BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS ) && !defined( BOOST_NO_CXX11_NULLPTR )
+
+    explicit operator bool () const BOOST_NOEXCEPT
+    {
+        return px != 0;
+    }
+
+#elif ( defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, < 0x570) ) || defined(__CINT__)
+
+    operator bool () const BOOST_NOEXCEPT
+    {
+        return px != 0;
+    }
+
+#elif defined( _MANAGED )
+
+    static void unspecified_bool( this_type*** )
+    {
+    }
+
+    typedef void (*unspecified_bool_type)( this_type*** );
+
+    operator unspecified_bool_type() const BOOST_NOEXCEPT
+    {
+        return px == 0? 0: unspecified_bool;
+    }
+
+#elif \
+    ( defined(__MWERKS__) && BOOST_WORKAROUND(__MWERKS__, < 0x3200) ) || \
+    ( defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ < 304) ) || \
+    ( defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, <= 0x590) )
+
+    typedef element_type * (this_type::*unspecified_bool_type)() const;
+
+    operator unspecified_bool_type() const BOOST_NOEXCEPT
+    {
+        return px == 0? 0: &this_type::get;
+    }
+
+#else
+
+    typedef element_type * this_type::*unspecified_bool_type;
+
+    operator unspecified_bool_type() const BOOST_NOEXCEPT
+    {
+        return px == 0? 0: &this_type::px;
+    }
+
+#endif
+
+    // operator! is redundant, but some compilers need it
+    bool operator! () const BOOST_NOEXCEPT
+    {
+        return px == 0;
+    }
-- 
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