llvm/pstl/test/std/numerics/numeric.ops/transform_scan.pass.cpp

// -*- C++ -*-
//===-- transform_scan.pass.cpp -------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

// UNSUPPORTED: c++03, c++11, c++14

#include "support/pstl_test_config.h"

#include <execution>
#include <numeric>

#include "support/utils.h"

usingnamespaceTestUtils;

// Most of the framework required for testing inclusive and exclusive transform-scans is identical,
// so the tests for both are in this file.  Which is being tested is controlled by the global
// flag inclusive, which is set to each alternative by main().
static bool inclusive;

template <typename Iterator, typename Size, typename T>
void
check_and_reset(Iterator expected_first, Iterator out_first, Size n, T trash)
{ … }

struct test_transform_scan
{ … };

const uint32_t encryption_mask = …;

template <typename InputIterator, typename OutputIterator, typename UnaryOperation, typename T,
          typename BinaryOperation>
std::pair<OutputIterator, T>
transform_inclusive_scan_serial(InputIterator first, InputIterator last, OutputIterator result, UnaryOperation unary_op,
                                T init, BinaryOperation binary_op) noexcept
{ … }

template <typename InputIterator, typename OutputIterator, typename UnaryOperation, typename T,
          typename BinaryOperation>
std::pair<OutputIterator, T>
transform_exclusive_scan_serial(InputIterator first, InputIterator last, OutputIterator result, UnaryOperation unary_op,
                                T init, BinaryOperation binary_op) noexcept
{ … }

template <typename In, typename Out, typename UnaryOp, typename BinaryOp>
void
test(UnaryOp unary_op, Out init, BinaryOp binary_op, Out trash)
{ … }

template <typename In, typename Out, typename UnaryOp, typename BinaryOp>
void
test_matrix(UnaryOp unary_op, Out init, BinaryOp binary_op, Out trash)
{ … }

int
main()
{ … }