/* * Copyright (c) 2018 - present Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ typedef double vector4 __attribute__((ext_vector_type(4))); int main() { vector4 x = {1, 2, 3, 4}; vector4 y = 2 * x; return 0; }