/usr/include/mozjs-38/mozilla/unused.h is in libmozjs-38-dev 38.8.0~repack1-0ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | /* -*- 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
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