This file is indexed.

/usr/lib/gcc/x86_64-linux-gnu/6/include/d/rt/typeinfo/ti_Adouble.d is in libgphobos-6-dev 6.4.0-17ubuntu1.

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
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
/**
 * TypeInfo support code.
 *
 * Copyright: Copyright Digital Mars 2004 - 2009.
 * License:   $(WEB www.boost.org/LICENSE_1_0.txt, Boost License 1.0).
 * Authors:   Walter Bright
 */

/*          Copyright Digital Mars 2004 - 2009.
 * Distributed under the Boost Software License, Version 1.0.
 *    (See accompanying file LICENSE or copy at
 *          http://www.boost.org/LICENSE_1_0.txt)
 */
module rt.typeinfo.ti_Adouble;

private import rt.util.typeinfo;

// double[]

class TypeInfo_Ad : TypeInfo_Array
{
    alias F = double;

    override bool opEquals(Object o) { return TypeInfo.opEquals(o); }

    override string toString() const { return (F[]).stringof; }

    override size_t getHash(in void* p) @trusted const
    {
        return Array!F.hashOf(*cast(F[]*)p);
    }

    override bool equals(in void* p1, in void* p2) const
    {
        return Array!F.equals(*cast(F[]*)p1, *cast(F[]*)p2);
    }

    override int compare(in void* p1, in void* p2) const
    {
        return Array!F.compare(*cast(F[]*)p1, *cast(F[]*)p2);
    }

    override @property inout(TypeInfo) next() inout
    {
        return cast(inout)typeid(F);
    }
}

// idouble[]

class TypeInfo_Ap : TypeInfo_Ad
{
    alias F = idouble;

    override string toString() const { return (F[]).stringof; }

    override @property inout(TypeInfo) next() inout
    {
        return cast(inout)typeid(F);
    }
}