source: NonGTP/Boost/boost/python/detail/force_instantiate.hpp @ 857

Revision 857, 906 bytes checked in by igarcia, 19 years ago (diff)
Line 
1// Copyright David Abrahams 2002.
2// Distributed under the Boost Software License, Version 1.0. (See
3// accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5#ifndef FORCE_INSTANTIATE_DWA200265_HPP
6# define FORCE_INSTANTIATE_DWA200265_HPP
7
8namespace boost { namespace python { namespace detail {
9
10// Allows us to force the argument to be instantiated without
11// incurring unused variable warnings
12
13# if !defined(BOOST_MSVC) || BOOST_MSVC == 1200 || _MSC_FULL_VER > 13102196
14
15template <class T>
16inline void force_instantiate(T const&) {}
17
18# else
19
20#  pragma optimize("g", off)
21inline void force_instantiate_impl(...) {}
22#  pragma optimize("", on)
23template <class T>
24inline void force_instantiate(T const& x)
25{
26    detail::force_instantiate_impl(&x);
27}
28# endif
29
30}}} // namespace boost::python::detail
31
32#endif // FORCE_INSTANTIATE_DWA200265_HPP
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