47 lines
1.0 KiB
C++
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;
|
|
}
|
|
|
|
}
|
|
|