config/test/boost_no_part_spec_def_args.ipp
John Maddock 047d11cf66 Added new files.
[SVN r44715]
2008-04-22 08:34:43 +00:00

47 lines
1.0 KiB
C++

// (C) Copyright John Maddock 2008.
// Use, modification and distribution are subject to 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)
// See http://www.boost.org/libs/config for most recent version.
// MACRO: BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS
// TITLE: Default arguments in partial specialization
// DESCRIPTION: The compiler chokes if a partial specialization relies on default arguments in the primary template.
namespace boost_no_partial_specialization_implicit_default_args{
template <class T>
struct one
{
};
template <class T1, class T2 = void>
struct tag
{
};
template <class T1>
struct tag<one<T1> >
{
};
template <class T>
void consume_variable(T const&){}
int test()
{
tag<int> t1;
consume_variable(t1);
tag<one<int> > t2;
consume_variable(t2);
tag<int, double> t3;
consume_variable(t3);
tag<one<int>, double> t4;
consume_variable(t4);
return 0;
}
}