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/******************************************************************************
* Copyright (c) 2024, NVIDIA CORPORATION. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the NVIDIA CORPORATION nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************/
#include "insert_nested_NVTX_range_guard.h"
// above header needs to be included first
#include <cub/device/device_for.cuh>
#include "catch2_test_helper.h"
template <class T>
struct value_t
{
__device__ void operator()(T) {}
};
template <class T>
struct const_ref_t
{
__device__ void operator()(const T&) {}
};
template <class T>
struct rref_t
{
__device__ void operator()(T&&) {}
};
template <class T>
struct value_ret_t
{
__device__ T operator()(T v)
{
return v;
}
};
template <class T>
struct ref_t
{
__device__ void operator()(T&) {}
};
struct tpl_value_t
{
template <class T>
__device__ void operator()(T)
{}
};
template <class T>
struct overload_value_t
{
__device__ void operator()(T) {}
__device__ void operator()(T) const {}
};
template <class T>
struct value_const_t
{
__device__ void operator()(T) const {}
};
template <class T>
void test()
{
STATIC_REQUIRE(cub::detail::for_each::has_unique_value_overload<T, value_t<T>>::value);
STATIC_REQUIRE(cub::detail::for_each::has_unique_value_overload<T, value_const_t<T>>::value);
STATIC_REQUIRE(cub::detail::for_each::has_unique_value_overload<T, value_ret_t<T>>::value);
STATIC_REQUIRE(!cub::detail::for_each::has_unique_value_overload<T, rref_t<T>>::value);
STATIC_REQUIRE(!cub::detail::for_each::has_unique_value_overload<T, ref_t<T>>::value);
STATIC_REQUIRE(!cub::detail::for_each::has_unique_value_overload<T, const_ref_t<T>>::value);
STATIC_REQUIRE(!cub::detail::for_each::has_unique_value_overload<T, overload_value_t<T>>::value);
STATIC_REQUIRE(!cub::detail::for_each::has_unique_value_overload<T, tpl_value_t>::value);
}
CUB_TEST("Device for utils correctly detect value overloads", "[for][device]")
{
test<int>();
test<double>();
// conversions do not work ;(
STATIC_REQUIRE(cub::detail::for_each::has_unique_value_overload<char, value_t<int>>::value);
}
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