mfbt/unused.h
author Birunthan Mohanathas <birunthan@mohanathas.com>
Wed, 20 May 2015 16:20:42 +0100
changeset 277574 a995d14d8d870346e4529bf6ebfe1c3cfd886a8e
parent 228784 dc971e50ebf08dcf64a23a5841b04f9f383d8579
child 285938 91d6e262b662a0b4e47358665e222d3927337af9
permissions -rw-r--r--
Bug 1166544 - Assume successful InsertElementAt calls in DOMSVG*List::MaybeInsertNullInAnimValListAt. r=dholbert

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_unused_h
#define mozilla_unused_h

#include "mozilla/Types.h"

namespace mozilla {

//
// Suppress GCC warnings about unused return values with
//   unused << SomeFuncDeclaredWarnUnusedReturnValue();
//
struct unused_t
{
};

extern MFBT_DATA const unused_t unused;

template<typename T>
inline void
operator<<(const unused_t& /*unused*/, const T& /*unused*/)
{
}

}

#endif // mozilla_unused_h