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35 lines
724 B
C++
35 lines
724 B
C++
/*
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* Copyright 2022 Andrey Semashev
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*
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* Distributed under Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*/
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// MACRO: BOOST_NO_CXX17_DEDUCTION_GUIDES
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// TITLE: C++17 class template argument deduction guides
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// DESCRIPTION: C++17 class template argument deduction guides are not supported.
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namespace boost_no_cxx17_deduction_guides {
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template< typename T >
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struct foo
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{
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T m_val;
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template< typename U >
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foo(U const& x) : m_val(x) {}
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};
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template< typename T >
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foo(T const&)->foo< T >;
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int test()
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{
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foo x1(10);
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return x1.m_val - 10;
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}
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} // boost_no_cxx17_deduction_guides
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