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 22 namespace ex = std::experimental::parallelism_v2; 23 24 template <class T, std::size_t> 25 struct 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 40 int main(int, char**) { 41 test_all_simd_abi<CheckSimdReferenceUnaryOperators>(); 42 return 0; 43 } 44