xref: /llvm-project/libcxx/test/std/experimental/simd/simd.class/simd_width.pass.cpp (revision ce5652c78ac05ec2b407cc754757fa0f139a6370)
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-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03, c++11, c++14
10 
11 // <experimental/simd>
12 //
13 // [simd.class]
14 // static constexpr std::size_t size() noexcept;
15 
16 #include "../test_utils.h"
17 
18 namespace ex = std::experimental::parallelism_v2;
19 
20 template <class T, std::size_t>
21 struct CheckSimdWidth {
22   template <class SimdAbi>
operator ()CheckSimdWidth23   void operator()() {
24     static_assert(ex::simd<T, SimdAbi>::size() == ex::simd_size_v<T, SimdAbi>);
25   }
26 };
27 
main(int,char **)28 int main(int, char**) {
29   test_all_simd_abi<CheckSimdWidth>();
30   return 0;
31 }
32