forked from OSchip/llvm-project
72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// type_traits
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// integral
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#include <type_traits>
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#include "test_macros.h"
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template <class T>
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void test_integral_imp()
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{
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static_assert(!std::is_void<T>::value, "");
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#if TEST_STD_VER > 11
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static_assert(!std::is_null_pointer<T>::value, "");
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#endif
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static_assert( std::is_integral<T>::value, "");
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static_assert(!std::is_floating_point<T>::value, "");
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static_assert(!std::is_array<T>::value, "");
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static_assert(!std::is_pointer<T>::value, "");
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static_assert(!std::is_lvalue_reference<T>::value, "");
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static_assert(!std::is_rvalue_reference<T>::value, "");
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static_assert(!std::is_member_object_pointer<T>::value, "");
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static_assert(!std::is_member_function_pointer<T>::value, "");
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static_assert(!std::is_enum<T>::value, "");
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static_assert(!std::is_union<T>::value, "");
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static_assert(!std::is_class<T>::value, "");
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static_assert(!std::is_function<T>::value, "");
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}
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template <class T>
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void test_integral()
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{
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test_integral_imp<T>();
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test_integral_imp<const T>();
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test_integral_imp<volatile T>();
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test_integral_imp<const volatile T>();
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}
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struct incomplete_type;
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int main()
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{
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test_integral<bool>();
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test_integral<char>();
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test_integral<signed char>();
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test_integral<unsigned char>();
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test_integral<wchar_t>();
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test_integral<short>();
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test_integral<unsigned short>();
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test_integral<int>();
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test_integral<unsigned int>();
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test_integral<long>();
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test_integral<unsigned long>();
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test_integral<long long>();
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test_integral<unsigned long long>();
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#ifndef _LIBCPP_HAS_NO_INT128
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test_integral<__int128_t>();
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test_integral<__uint128_t>();
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#endif
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// LWG#2581
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static_assert(!std::is_integral<incomplete_type>::value, "");
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}
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