ceph/src/boost/libs/type_traits/test/has_trivial_copy_test.cpp

   1
   2 //  (C) Copyright John Maddock 2000.
   3 //  Use, modification and distribution are subject to the
   4 //  Boost Software License, Version 1.0. (See accompanying file
   5 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #ifdef TEST_STD
   8 #  include <type_traits>
   9 #else
  10 #  include <boost/type_traits/has_trivial_copy.hpp>
  11 #endif
  12 #include "test.hpp"
  13 #include "check_integral_constant.hpp"
  14
  15 #ifndef BOOST_NO_CXX11_DELETED_FUNCTIONS
  16
  17 class bug_10389
  18 {
  19    int m_data;
  20 public:
  21    bug_10389() { m_data = 0; }
  22    bug_10389(const bug_10389&) = delete;
  23    bug_10389(bug_10389&& r) : m_data(r.m_data) {  r.m_data = 0;  }
  24 };
  25
  26 #endif
  27
  28 struct private_copy
  29 {
  30    private_copy();
  31 private:
  32    private_copy(const private_copy&);
  33 };
  34
  35 TT_TEST_BEGIN(has_trivial_copy)
  36
  37 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<bool>::value, true);
  38 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<bool const>::value, true);
  39 #ifndef TEST_STD
  40 // unspecified behaviour:
  41 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<bool volatile>::value, false);
  42 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<bool const volatile>::value, false);
  43 #endif
  44
  45 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<signed char>::value, true);
  46 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<signed char const>::value, true);
  47 #ifndef TEST_STD
  48 // unspecified behaviour:
  49 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<signed char volatile>::value, false);
  50 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<signed char const volatile>::value, false);
  51 #endif
  52 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned char>::value, true);
  53 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<char>::value, true);
  54 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned char const>::value, true);
  55 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<char const>::value, true);
  56 #ifndef TEST_STD
  57 // unspecified behaviour:
  58 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned char volatile>::value, false);
  59 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<char volatile>::value, false);
  60 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned char const volatile>::value, false);
  61 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<char const volatile>::value, false);
  62 #endif
  63
  64 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned short>::value, true);
  65 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<short>::value, true);
  66 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned short const>::value, true);
  67 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<short const>::value, true);
  68 #ifndef TEST_STD
  69 // unspecified behaviour:
  70 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned short volatile>::value, false);
  71 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<short volatile>::value, false);
  72 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned short const volatile>::value, false);
  73 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<short const volatile>::value, false);
  74 #endif
  75
  76 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned int>::value, true);
  77 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int>::value, true);
  78 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned int const>::value, true);
  79 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int const>::value, true);
  80 #ifndef TEST_STD
  81 // unspecified behaviour:
  82 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned int volatile>::value, false);
  83 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int volatile>::value, false);
  84 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned int const volatile>::value, false);
  85 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int const volatile>::value, false);
  86 #endif
  87
  88 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned long>::value, true);
  89 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long>::value, true);
  90 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned long const>::value, true);
  91 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long const>::value, true);
  92 #ifndef TEST_STD
  93 // unspecified behaviour:
  94 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned long volatile>::value, false);
  95 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long volatile>::value, false);
  96 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned long const volatile>::value, false);
  97 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long const volatile>::value, false);
  98 #endif
  99 #ifdef BOOST_HAS_LONG_LONG
 100
 101 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::ulong_long_type>::value, true);
 102 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::long_long_type>::value, true);
 103 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::ulong_long_type const>::value, true);
 104 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::long_long_type const>::value, true);
 105 #ifndef TEST_STD
 106 // unspecified behaviour:
 107 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::ulong_long_type volatile>::value, false);
 108 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::long_long_type volatile>::value, false);
 109 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::ulong_long_type const volatile>::value, false);
 110 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy< ::boost::long_long_type const volatile>::value, false);
 111 #endif
 112 #endif
 113
 114 #ifdef BOOST_HAS_MS_INT64
 115
 116 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int8>::value, true);
 117 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int8>::value, true);
 118 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int8 const>::value, true);
 119 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int8 const>::value, true);
 120 #ifndef TEST_STD
 121 // unspecified behaviour:
 122 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int8 volatile>::value, false);
 123 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int8 volatile>::value, false);
 124 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int8 const volatile>::value, false);
 125 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int8 const volatile>::value, false);
 126 #endif
 127 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int16>::value, true);
 128 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int16>::value, true);
 129 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int16 const>::value, true);
 130 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int16 const>::value, true);
 131 #ifndef TEST_STD
 132 // unspecified behaviour:
 133 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int16 volatile>::value, false);
 134 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int16 volatile>::value, false);
 135 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int16 const volatile>::value, false);
 136 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int16 const volatile>::value, false);
 137 #endif
 138 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int32>::value, true);
 139 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int32>::value, true);
 140 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int32 const>::value, true);
 141 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int32 const>::value, true);
 142 #ifndef TEST_STD
 143 // unspecified behaviour:
 144 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int32 volatile>::value, false);
 145 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int32 volatile>::value, false);
 146 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int32 const volatile>::value, false);
 147 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int32 const volatile>::value, false);
 148 #endif
 149 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int64>::value, true);
 150 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int64>::value, true);
 151 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int64 const>::value, true);
 152 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int64 const>::value, true);
 153 #ifndef TEST_STD
 154 // unspecified behaviour:
 155 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int64 volatile>::value, false);
 156 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int64 volatile>::value, false);
 157 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<unsigned __int64 const volatile>::value, false);
 158 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<__int64 const volatile>::value, false);
 159 #endif
 160 #endif
 161
 162 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<float>::value, true);
 163 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<float const>::value, true);
 164 #ifndef TEST_STD
 165 // unspecified behaviour:
 166 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<float volatile>::value, false);
 167 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<float const volatile>::value, false);
 168 #endif
 169
 170 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<double>::value, true);
 171 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<double const>::value, true);
 172 #ifndef TEST_STD
 173 // unspecified behaviour:
 174 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<double volatile>::value, false);
 175 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<double const volatile>::value, false);
 176 #endif
 177
 178 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long double>::value, true);
 179 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long double const>::value, true);
 180 #ifndef TEST_STD
 181 // unspecified behaviour:
 182 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long double volatile>::value, false);
 183 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<long double const volatile>::value, false);
 184 #endif
 185
 186 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int>::value, true);
 187 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<void*>::value, true);
 188 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int*const>::value, true);
 189 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<f1>::value, true);
 190 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<f2>::value, true);
 191 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<f3>::value, true);
 192 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<mf1>::value, true);
 193 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<mf2>::value, true);
 194 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<mf3>::value, true);
 195 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<mp>::value, true);
 196 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<cmf>::value, true);
 197 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<enum_UDT>::value, true);
 198
 199 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int&>::value, false);
 200 #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
 201 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int&&>::value, false);
 202 #endif
 203 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<const int&>::value, false);
 204 // Arrays can not be explicitly copied:
 205 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int[2]>::value, false);
 206 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int[3][2]>::value, false);
 207 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<int[2][4][5][6][3]>::value, false);
 208 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<UDT>::value, false);
 209 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<void>::value, false);
 210 // cases we would like to succeed but can't implement in the language:
 211 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<empty_POD_UDT>::value, true, false);
 212 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<POD_UDT>::value, true, false);
 213 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<POD_union_UDT>::value, true, false);
 214 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<empty_POD_union_UDT>::value, true, false);
 215
 216 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<trivial_except_copy>::value, false);
 217 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<trivial_except_destroy>::value, true, false);
 218 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<trivial_except_construct>::value, true, false);
 219 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<trivial_except_assign>::value, true, false);
 220 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<wrap<trivial_except_copy> >::value, false);
 221 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<wrap<trivial_except_destroy> >::value, true, false);
 222 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<wrap<trivial_except_construct> >::value, true, false);
 223 BOOST_CHECK_SOFT_INTEGRAL_CONSTANT(::tt::has_trivial_copy<wrap<trivial_except_assign> >::value, true, false);
 224
 225 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<test_abc1>::value, false);
 226
 227 #ifndef BOOST_NO_CXX11_DELETED_FUNCTIONS
 228 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<bug_10389>::value, false);
 229 #endif
 230 BOOST_CHECK_INTEGRAL_CONSTANT(::tt::has_trivial_copy<private_copy>::value, false);
 231
 232 TT_TEST_END
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