45 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// <valarray>10 11// template<class T> class valarray;12 13// template<class T>14// valarray<bool>15// operator<(const valarray<T>& x, const valarray<T>& y);16 17#include <valarray>18#include <cassert>19#include <cstddef>20 21#include "test_macros.h"22 23int main(int, char**)24{25 {26 typedef int T;27 T a1[] = {1, 2, 0, 4, 10};28 T a2[] = {6, 7, 0, 2, 1};29 bool a3[] = {true, true, false, false, false};30 const unsigned N = 5;31 std::valarray<T> v1(a1, N);32 std::valarray<T> v2(a2, N);33 std::valarray<bool> v3 = v1 < v2;34 std::valarray<bool> v3a = +(v1 < v2);35 assert(v3.size() == N);36 assert(v3a.size() == N);37 for (std::size_t i = 0; i < N; ++i) {38 assert(v3[i] == a3[i]);39 assert(v3a[i] == a3[i]);40 }41 }42 43 return 0;44}45