blob: 581d6ceea71af4b067bd35676a4823d296cd3ae3 [file] [log] [blame]
// Copyright 2021 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
// 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.
namespace {
int volatile* unoptimizable;
void DoTheThing(int value, void (*callback)(int)) {
callback(value ^ *unoptimizable);
int thing_result;
void Callback(int result) { thing_result = result; }
} // namespace
int main() {
DoTheThing(3, Callback);
return thing_result;