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2eedd706 CC |
1 | // two_file_test_2_v1.cc -- a two file test case for gold, file 2 of 2 |
2 | ||
6f2750fe | 3 | // Copyright (C) 2006-2016 Free Software Foundation, Inc. |
2eedd706 CC |
4 | // Written by Ian Lance Taylor <iant@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 | // This is an alternate version of the source file two_file_test_2.cc, | |
24 | // used to test incremental linking. We build a binary first using this | |
25 | // source file, then do an incremental link with the primary version of | |
26 | // the file. | |
27 | ||
28 | // This tests references between files. This is file 2, and | |
29 | // two_file_test_1.cc is file 1. See file 1 for details. | |
30 | ||
31 | #include "two_file_test.h" | |
32 | ||
33 | // 1 Code in file 1 calls code in file 2. | |
34 | ||
35 | int | |
36 | t1_2() | |
37 | { | |
38 | return 0; | |
39 | } | |
40 | ||
41 | bool | |
42 | t1a() | |
43 | { | |
44 | return t1_2() == 0; | |
45 | } | |
46 | ||
47 | // 2 Code in file 1 refers to global data in file 2. | |
48 | ||
61220854 | 49 | int v2 = 1; |
2eedd706 CC |
50 | |
51 | // 3 Code in file 1 referes to common symbol in file 2. This is | |
52 | // initialized at runtime to 789. | |
53 | ||
54 | int v3; | |
55 | ||
56 | // 4 Code in file 1 refers to offset within global data in file 2. | |
57 | ||
58 | char v4[] = "World, hello"; | |
59 | ||
60 | // 5 Code in file 1 refers to offset within common symbol in file 2. | |
61 | // This is initialized at runtime to a copy of v4. | |
62 | ||
63 | char v5[13]; | |
64 | ||
65 | // 6 Data in file 1 refers to global data in file 2. This reuses v2. | |
66 | ||
67 | // 7 Data in file 1 refers to common symbol in file 2. This reuses v3. | |
68 | ||
69 | // 8 Data in file 1 refers to offset within global data in file 2. | |
70 | // This reuses v4. | |
71 | ||
72 | // 9 Data in file 1 refers to offset within common symbol in file 2. | |
73 | // This reuses v5. | |
74 | ||
75 | // 10 Data in file 1 refers to function in file 2. | |
76 | ||
77 | int | |
78 | f10() | |
79 | { | |
80 | return 0; | |
81 | } | |
82 | ||
83 | // 11 Pass function pointer from file 1 to file 2. | |
84 | ||
85 | int | |
86 | f11b(int (*pfn)()) | |
87 | { | |
88 | return (*pfn)(); | |
89 | } | |
90 | ||
91 | // 12 Compare address of function for equality in both files. | |
92 | ||
93 | bool | |
94 | (*f12())() | |
95 | { | |
96 | return &t12; | |
97 | } | |
98 | ||
99 | // 13 Compare address of inline function for equality in both files. | |
100 | ||
101 | void | |
102 | (*f13())() | |
103 | { | |
104 | return &f13i; | |
105 | } | |
106 | ||
107 | // 14 Compare string constants in file 1 and file 2. | |
108 | ||
109 | const char* | |
110 | f14() | |
111 | { | |
112 | return TEST_STRING_CONSTANT; | |
113 | } | |
114 | ||
115 | // 15 Compare wide string constants in file 1 and file 2. | |
116 | ||
117 | const wchar_t* | |
118 | f15() | |
119 | { | |
120 | return TEST_WIDE_STRING_CONSTANT; | |
121 | } | |
122 | ||
123 | // 17 File 1 checks array of string constants defined in file 2. | |
124 | ||
125 | const char* t17data[T17_COUNT] = | |
126 | { | |
127 | "0", "1", "2", "3", "4" | |
128 | }; | |
129 | ||
130 | // 18 File 1 checks string constants referenced directly in file 2. | |
131 | ||
132 | const char* | |
133 | f18(int i) | |
134 | { | |
135 | switch (i) | |
136 | { | |
137 | case 0: | |
138 | return "0"; | |
139 | case 1: | |
140 | return "1"; | |
141 | case 2: | |
142 | return "2"; | |
143 | case 3: | |
144 | return "3"; | |
145 | case 4: | |
146 | return "4"; | |
147 | default: | |
148 | return 0; | |
149 | } | |
150 | } |