gecko/mfbt/unused.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
2012-05-21 04:12:37 -07:00
/* 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