| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <valarray> |
| |
| // class glice; |
| |
| // gslice(size_t start, const valarray<size_t>& size, |
| // const valarray<size_t>& stride); |
| |
| #include <valarray> |
| #include <cassert> |
| |
| int main(int, char**) |
| { |
| std::size_t a1[] = {1, 2, 3}; |
| std::size_t a2[] = {4, 5, 6}; |
| std::valarray<std::size_t> size(a1, sizeof(a1)/sizeof(a1[0])); |
| std::valarray<std::size_t> stride(a2, sizeof(a2)/sizeof(a2[0])); |
| std::gslice gs(7, size, stride); |
| assert(gs.start() == 7); |
| std::valarray<std::size_t> r = gs.size(); |
| assert(r.size() == 3); |
| assert(r[0] == 1); |
| assert(r[1] == 2); |
| assert(r[2] == 3); |
| r = gs.stride(); |
| assert(r.size() == 3); |
| assert(r[0] == 4); |
| assert(r[1] == 5); |
| assert(r[2] == 6); |
| |
| return 0; |
| } |