// Copyright 2019 The Pigweed Authors // // 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 // // https://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. char* volatile non_optimizable_pointer; int main(int argc, char** argv) { // Add a loop in this binary; see how much it adds. for (int i = 0; i < argc; ++i) { *non_optimizable_pointer += **argv; } return 0; }