| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // type_traits |
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| 10 | |
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| 11 | // floating_point |
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| 12 | |
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| 13 | #include <type_traits> |
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| 14 | #include "test_macros.h" |
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| 15 | |
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| 16 | template <class T> |
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| 17 | void test_floating_point_imp() |
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| 18 | { |
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| 19 | static_assert(!std::is_void<T>::value, "" ); |
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| 20 | #if TEST_STD_VER > 11 |
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| 21 | static_assert(!std::is_null_pointer<T>::value, "" ); |
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| 22 | #endif |
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| 23 | static_assert(!std::is_integral<T>::value, "" ); |
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| 24 | static_assert( std::is_floating_point<T>::value, "" ); |
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| 25 | static_assert(!std::is_array<T>::value, "" ); |
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| 26 | static_assert(!std::is_pointer<T>::value, "" ); |
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| 27 | static_assert(!std::is_lvalue_reference<T>::value, "" ); |
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| 28 | static_assert(!std::is_rvalue_reference<T>::value, "" ); |
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| 29 | static_assert(!std::is_member_object_pointer<T>::value, "" ); |
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| 30 | static_assert(!std::is_member_function_pointer<T>::value, "" ); |
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| 31 | static_assert(!std::is_enum<T>::value, "" ); |
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| 32 | static_assert(!std::is_union<T>::value, "" ); |
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| 33 | static_assert(!std::is_class<T>::value, "" ); |
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| 34 | static_assert(!std::is_function<T>::value, "" ); |
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| 35 | } |
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| 36 | |
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| 37 | template <class T> |
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| 38 | void test_floating_point() |
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| 39 | { |
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| 40 | test_floating_point_imp<T>(); |
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| 41 | test_floating_point_imp<const T>(); |
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| 42 | test_floating_point_imp<volatile T>(); |
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| 43 | test_floating_point_imp<const volatile T>(); |
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| 44 | } |
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| 45 | |
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| 46 | struct incomplete_type; |
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| 47 | |
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| 48 | int main(int, char**) |
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| 49 | { |
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| 50 | test_floating_point<float>(); |
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| 51 | test_floating_point<double>(); |
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| 52 | test_floating_point<long double>(); |
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| 53 | |
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| 54 | // LWG#2582 |
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| 55 | static_assert(!std::is_floating_point<incomplete_type>::value, "" ); |
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| 56 | |
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| 57 | return 0; |
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| 58 | } |
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| 59 | |
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