text: /*
   * Copyright 2018-present Facebook, Inc.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #pragma once
  
  #include <folly/Portability.h>
  
  // clang-format off
  // F14 is only available on x86 with SSE2 intrinsics (so far)
  #ifndef FOLLY_F14_VECTOR_INTRINSICS_AVAILABLE
  # if FOLLY_SSE >= 2
  #  define FOLLY_F14_VECTOR_INTRINSICS_AVAILABLE 1
  # else
  #  define FOLLY_F14_VECTOR_INTRINSICS_AVAILABLE 0
  #  pragma message                                       \
      "Vector intrinsics unavailable on this platform, " \
      "falling back to std::unordered_map / set"
  # endif
  #endif
  // clang-format on
  