// 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_preprocessor/compiler.h"
#include "pw_result/result.h"

PW_NO_INLINE 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;
}