config/test/boost_no_adl_barrier.ipp

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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_ADL_BARRIER
// TITLE: Working ADL barriers.
// DESCRIPTION: If the compiler correctly handles ADL.
namespace boost_no_adl_barrier{
namespace xxx {
namespace nested {
struct aaa {};
}
void begin(nested::aaa) {}
}
namespace nnn {
void begin(xxx::nested::aaa) {}
}
int test()
{
using namespace nnn;
xxx::nested::aaa a;
begin(a); // ambiguous error in msvc-9.0
return 0;
}
}