1// dwp_test_2.cc -- a test case for dwp
2
3// Copyright (C) 2012-2017 Free Software Foundation, Inc.
4// Written by Cary Coutant <ccoutant@google.com>.
5
6// This file is part of gold.
7
8// This program is free software; you can redistribute it and/or modify
9// it under the terms of the GNU General Public License as published by
10// the Free Software Foundation; either version 3 of the License, or
11// (at your option) any later version.
12
13// This program is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// You should have received a copy of the GNU General Public License
19// along with this program; if not, write to the Free Software
20// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21// MA 02110-1301, USA.
22
23// Adapted from two_file_test_2.cc.
24
25#include "dwp_test.h"
26
27// 1  Code in file 1 calls code in file 2.
28
29int
30C1::t1_2()
31{
32  return 123;
33}
34
35bool
36C1::t1a()
37{
38  return t1_2() == 123;
39}
40
41// 2  Code in file 1 refers to global data in file 2.
42
43int v2 = 456;
44
45// 3 Code in file 1 referes to common symbol in file 2.  This is
46// initialized at runtime to 789.
47
48int v3;
49
50// 4  Code in file 1 refers to offset within global data in file 2.
51
52char v4[] = "Hello, world";
53
54// 5 Code in file 1 refers to offset within common symbol in file 2.
55// This is initialized at runtime to a copy of v4.
56
57char v5[13];
58
59// 6  Data in file 1 refers to global data in file 2.  This reuses v2.
60
61// 7  Data in file 1 refers to common symbol in file 2.  This reuses v3.
62
63// 8 Data in file 1 refers to offset within global data in file 2.
64// This reuses v4.
65
66// 9 Data in file 1 refers to offset within common symbol in file 2.
67// This reuses v5.
68
69// 10 Data in file 1 refers to function in file 2.
70
71int
72f10()
73{
74  return 135;
75}
76
77// 11 Pass function pointer from file 1 to file 2.
78
79int
80f11b(int (*pfn)())
81{
82  return (*pfn)();
83}
84
85// 12 Compare address of function for equality in both files.
86
87bool
88(*C3::f4())()
89{
90  return &t12;
91}
92
93// 13 Compare address of inline function for equality in both files.
94
95void
96(*f13())()
97{
98  return &f13i;
99}
100
101// 14 Compare string constants in file 1 and file 2.
102
103const char*
104f14()
105{
106  return TEST_STRING_CONSTANT;
107}
108
109// 15 Compare wide string constants in file 1 and file 2.
110
111const wchar_t*
112f15()
113{
114  return TEST_WIDE_STRING_CONSTANT;
115}
116
117// 17 File 1 checks array of string constants defined in file 2.
118
119const char* t17data[T17_COUNT] =
120{
121  "a", "b", "c", "d", "e"
122};
123
124// 18 File 1 checks string constants referenced directly in file 2.
125
126const char*
127f18(int i)
128{
129  switch (i)
130    {
131    case 0:
132      return "a";
133    case 1:
134      return "b";
135    case 2:
136      return "c";
137    case 3:
138      return "d";
139    case 4:
140      return "e";
141    default:
142      return 0;
143    }
144}
145