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63 lines
1.5 KiB
C++
63 lines
1.5 KiB
C++
// (C) Copyright John Maddock 2001.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org/libs/config for most recent version.
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// MACRO: BOOST_NO_INCLASS_MEMBER_INITIALIZATION
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// TITLE: inline member constant initialisation
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// DESCRIPTION: Compiler violates std::9.4.2/4.
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namespace boost_no_inclass_member_initialization{
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struct UDT{};
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template <bool b1, bool b2, bool b3, bool b4, bool b5, bool b6, bool b7>
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struct ice_or_helper
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{
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static const bool value = true;
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};
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template <>
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struct ice_or_helper<false, false, false, false, false, false, false>
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{
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static const bool value = false;
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};
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template <bool b1, bool b2, bool b3 = false, bool b4 = false, bool b5 = false, bool b6 = false, bool b7 = false>
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struct ice_or
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{
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static const bool value = ice_or_helper<b1, b2, b3, b4, b5, b6, b7>::value;
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};
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template <class T>
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struct is_int
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{
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static const bool value = false;
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};
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template <>
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struct is_int<int>
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{
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static const bool value = true;
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};
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#if defined(__GNUC__) && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 7)))
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# define BOOST_UNUSED_ATTRIBUTE __attribute__((unused))
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#else
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# define BOOST_UNUSED_ATTRIBUTE
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#endif
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int test()
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{
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typedef int a1[ice_or< is_int<int>::value, is_int<UDT>::value>::value ? 1 : -1] BOOST_UNUSED_ATTRIBUTE;
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return 0;
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}
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}
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#undef BOOST_UNUSED_ATTRIBUTE
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