folly/folly/test/function_benchmark/test_functions.cpp

/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * 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
 *
 *     http://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 <folly/test/function_benchmark/test_functions.h>

#include <folly/lang/Exception.h>

/*
 * These functions are defined in a separate file so that
 * gcc won't be able to inline them.
 */

void doNothing() {}

std::exception_ptr returnExceptionPtr() {
  Exception ex("this is a test");
  return std::make_exception_ptr(ex);
}

void exceptionPtrReturnParam(std::exception_ptr* excReturn) {
  if (excReturn) {
    Exception ex("this is a test");
    *excReturn = std::make_exception_ptr(ex);
  }
}

std::string returnString() {
  return "this is a test";
}

std::string returnStringNoExcept() noexcept {
  return "this is a test";
}

int returnCode(int value) {
  return value;
}

int returnCodeNoExcept(int value) noexcept {
  return value;
}

void TestClass::doNothing() {}

VirtualClass::~VirtualClass() {}

void VirtualClass::doNothing() {}

LargeClass::LargeClass() {
  // Suppress unused field warning
  data[0] = 42;
}

void LargeClass::operator()() const {}

void invoke(std::function<void()> f) {
  f();
}

void invoke(folly::Function<void()> f) {
  f();
}