libcxx/test/std/experimental/simd/simd.class/simd_alias.pass.cpp

   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 // Test the alias.
  12 // template <class T, class Abi> class simd {
  13 // public:
  14 //   using value_type = T;
  15 //   using mask_type = simd_mask<T, Abi>;
  16 //   using abi_type = Abi;
  17 // };
  18
  19 #include "../test_utils.h"
  20 #include <experimental/simd>
  21
  22 namespace ex = std::experimental::parallelism_v2;
  23
  24 template <class T, std::size_t>
  25 struct CheckSimdAlias {
  26   template <class SimdAbi>
  27   void operator()() {
  28     static_assert(std::is_same_v<typename ex::simd<T, SimdAbi>::value_type, T>);
  29     static_assert(std::is_same_v<typename ex::simd<T, SimdAbi>::mask_type, ex::simd_mask<T, SimdAbi>>);
  30     static_assert(std::is_same_v<typename ex::simd<T, SimdAbi>::abi_type, SimdAbi>);
  31   }
  32 };
  33
  34 int main(int, char**) {
  35   test_all_simd_abi<CheckSimdAlias>();
  36   return 0;
  37 }