xref: /llvm-project/libcxx/test/support/floating_pointer_helpers.h (revision 5aacf93a8968b1ae83382ed0ce6de8279b0cd753)
1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef TEST_SUPPORT_FLOATING_POINT_HELPERS_H
10 #define TEST_SUPPORT_FLOATING_POINT_HELPERS_H
11 
12 #include <limits>
13 
14 #include "test_macros.h"
15 
16 template <class T>
is_close(T v,T comp)17 TEST_CONSTEXPR_CXX20 bool is_close(T v, T comp) {
18   return v <= comp + std::numeric_limits<T>::epsilon() && v >= comp - std::numeric_limits<T>::epsilon();
19 }
20 
21 #endif // TEST_SUPPORT_FLOATING_POINT_HELPERS_H
22