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// UNSUPPORTED: c++03, c++11, c++14
10
11// <experimental/simd>
12//
13// [simd.reference]
14// reference operator++() && noexcept;
15// value_type operator++(int) && noexcept;
16// reference operator--() && noexcept;
17// value_type operator--(int) && noexcept;
18
19#include "../test_utils.h"
20#include <experimental/simd>
21
22namespace ex = std::experimental::parallelism_v2;
23
24template <class T, std::size_t>
25struct CheckSimdReferenceUnaryOperators {
26 template <class SimdAbi>
27 void operator()() const {
28 ex::simd<T, SimdAbi> origin_simd(static_cast<T>(3));
29 static_assert(noexcept(++origin_simd[0]));
30 assert(((T)(++origin_simd[0]) == static_cast<T>(4)) && ((T)origin_simd[0] == static_cast<T>(4)));
31 static_assert(noexcept(origin_simd[0]++));
32 assert(((T)(origin_simd[0]++) == static_cast<T>(4)) && ((T)origin_simd[0] == static_cast<T>(5)));
33 static_assert(noexcept(--origin_simd[0]));
34 assert(((T)(--origin_simd[0]) == static_cast<T>(4)) && ((T)origin_simd[0] == static_cast<T>(4)));
35 static_assert(noexcept(origin_simd[0]--));
36 assert(((T)(origin_simd[0]--) == static_cast<T>(4)) && ((T)origin_simd[0] == static_cast<T>(3)));
37 }
38};
39
40int main(int, char**) {
41 test_all_simd_abi<CheckSimdReferenceUnaryOperators>();
42 return 0;
43}
44

source code of libcxx/test/std/experimental/simd/simd.reference/reference_unary.pass.cpp