34 lines
996 B
C++
34 lines
996 B
C++
// Copyright (C) 2003, Fernando Luis Cacciola Carballal.
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//
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// Use, modification, and distribution is subject to the Boost Software
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// License, Version 1.0. (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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// See http://www.boost.org/lib/optional for documentation.
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//
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// You are welcome to contact the author at:
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// fernando_cacciola@hotmail.com
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//
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#include "boost/optional.hpp"
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//
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// THIS TEST SHOULD FAIL TO COMPILE
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//
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#if BOOST_WORKAROUND( BOOST_INTEL_CXX_VERSION, <= 700) // Intel C++ 7.0
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// Interl C++ 7.0 incorrectly accepts the initialization "boost::optional<int> opt = 3"
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// even though the ctor is explicit (c.f. 12.3.1.2), so the test uses another form of
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// copy-initialization: argument-passing (8.5.12)
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void helper ( boost::optional<int> ) ;
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void test_explicit_constructor()
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{
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helper(3) ; // ERROR: Ctor is explicit.
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}
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#else
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void test_explicit_constructor()
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{
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boost::optional<int> opt = 3 ; // ERROR: Ctor is explicit.
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}
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#endif
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