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//===----------------------------------------------------------------------===//
//
// 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
// XFAIL: target=powerpc{{.*}}le-unknown-linux-gnu
// <experimental/simd>
//
// [simd.class]
// template<class G> explicit simd(G&& gen) noexcept;
#include "../test_utils.h"
#include <experimental/simd>
namespace ex = std::experimental::parallelism_v2;
template <class T, std::size_t>
struct CheckGenerateSimdCtor {
template <class SimdAbi>
void operator()() {
ex::simd<T, SimdAbi> origin_simd([](T i) { return i; });
constexpr size_t array_size = origin_simd.size();
std::array<T, array_size> expected_value;
for (size_t i = 0; i < array_size; ++i)
expected_value[i] = static_cast<T>(i);
assert_simd_values_equal<array_size>(origin_simd, expected_value);
}
};
template <class U, class T, class SimdAbi = ex::simd_abi::compatible<T>, class = void>
struct has_generate_ctor : std::false_type {};
template <class U, class T, class SimdAbi>
struct has_generate_ctor<U, T, SimdAbi, std::void_t<decltype(ex::simd<T, SimdAbi>(std::declval<U>()))>>
: std::true_type {};
template <class T, std::size_t>
struct CheckGenerateCtorTraits {
template <class SimdAbi>
void operator()() {
static_assert(!has_generate_ctor<SimdAbi, T, SimdAbi>::value);
auto func = [](T i) { return i; };
static_assert(has_generate_ctor<decltype(func), T, SimdAbi>::value);
}
};
int main(int, char**) {
test_all_simd_abi<CheckGenerateSimdCtor>();
test_all_simd_abi<CheckGenerateCtorTraits>();
return 0;
}
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