This file is indexed.

/usr/include/boost/units/reduce_unit.hpp is in libboost1.46-dev 1.46.1-7ubuntu3.

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
33
34
35
36
37
38
39
40
41
// Boost.Units - A C++ library for zero-overhead dimensional analysis and 
// unit/quantity manipulation and conversion
//
// Copyright (C) 2003-2008 Matthias Christian Schabel
// Copyright (C) 2007-2008 Steven Watanabe
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

#ifndef BOOST_UNITS_REDUCE_UNIT_HPP_INCLUDED
#define BOOST_UNITS_REDUCE_UNIT_HPP_INCLUDED

/// \file
/// \brief Returns a unique type for every unit.

namespace boost {
namespace units {

#ifdef BOOST_UNITS_DOXYGEN

/// Returns a unique type for every unit.
template<class Unit>
struct reduce_unit {
    typedef detail::unspecified type;
};

#else

// default implementation: return Unit unchanged.
template<class Unit>
struct reduce_unit {
    typedef Unit type;
};

#endif

}
}

#endif