| // Copyright 2020 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. |
| |
| #include "pw_log/log.h" |
| #include "pw_result/result.h" |
| |
| pw::Result<float> Divide(float a, float b) { |
| if (b == 0) { |
| return pw::Status::InvalidArgument(); |
| } |
| return a / b; |
| } |
| |
| float volatile* unoptimizable; |
| |
| int main() { |
| if (pw::Result result = Divide(*unoptimizable, *unoptimizable); result.ok()) { |
| PW_LOG_INFO("result is %f", result.value()); |
| return 0; |
| } |
| |
| return 1; |
| } |
