| 1 | // two_file_test_2.cc -- a two file test case for gold, file 2 of 2 |
| 2 | |
| 3 | // Copyright (C) 2006-2020 Free Software Foundation, Inc. |
| 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 tests references between files. This is file 2, and |
| 24 | // two_file_test_1.cc is file 1. See file 1 for details. |
| 25 | |
| 26 | #include "two_file_test.h" |
| 27 | |
| 28 | // 1 Code in file 1 calls code in file 2. |
| 29 | |
| 30 | int |
| 31 | t1_2() |
| 32 | { |
| 33 | return 123; |
| 34 | } |
| 35 | |
| 36 | bool |
| 37 | t1a() |
| 38 | { |
| 39 | return t1_2() == 123; |
| 40 | } |
| 41 | |
| 42 | // 2 Code in file 1 refers to global data in file 2. |
| 43 | |
| 44 | int v2 = 456; |
| 45 | |
| 46 | // 3 Code in file 1 referes to common symbol in file 2. This is |
| 47 | // initialized at runtime to 789. |
| 48 | |
| 49 | int v3; |
| 50 | |
| 51 | // 4 Code in file 1 refers to offset within global data in file 2. |
| 52 | |
| 53 | char v4[] = "Hello, world"; |
| 54 | |
| 55 | // 5 Code in file 1 refers to offset within common symbol in file 2. |
| 56 | // This is initialized at runtime to a copy of v4. |
| 57 | |
| 58 | char v5[13]; |
| 59 | |
| 60 | // 6 Data in file 1 refers to global data in file 2. This reuses v2. |
| 61 | |
| 62 | // 7 Data in file 1 refers to common symbol in file 2. This reuses v3. |
| 63 | |
| 64 | // 8 Data in file 1 refers to offset within global data in file 2. |
| 65 | // This reuses v4. |
| 66 | |
| 67 | // 9 Data in file 1 refers to offset within common symbol in file 2. |
| 68 | // This reuses v5. |
| 69 | |
| 70 | // 10 Data in file 1 refers to function in file 2. |
| 71 | |
| 72 | int |
| 73 | f10() |
| 74 | { |
| 75 | return 135; |
| 76 | } |
| 77 | |
| 78 | // 11 Pass function pointer from file 1 to file 2. |
| 79 | |
| 80 | int |
| 81 | f11b(int (*pfn)()) |
| 82 | { |
| 83 | return (*pfn)(); |
| 84 | } |
| 85 | |
| 86 | // 12 Compare address of function for equality in both files. |
| 87 | |
| 88 | bool |
| 89 | (*f12())() |
| 90 | { |
| 91 | return &t12; |
| 92 | } |
| 93 | |
| 94 | // 13 Compare address of inline function for equality in both files. |
| 95 | |
| 96 | void |
| 97 | (*f13())() |
| 98 | { |
| 99 | return &f13i; |
| 100 | } |
| 101 | |
| 102 | // 14 Compare string constants in file 1 and file 2. |
| 103 | |
| 104 | const char* |
| 105 | f14() |
| 106 | { |
| 107 | return TEST_STRING_CONSTANT; |
| 108 | } |
| 109 | |
| 110 | // 15 Compare wide string constants in file 1 and file 2. |
| 111 | |
| 112 | const wchar_t* |
| 113 | f15() |
| 114 | { |
| 115 | return TEST_WIDE_STRING_CONSTANT; |
| 116 | } |
| 117 | |
| 118 | // 17 File 1 checks array of string constants defined in file 2. |
| 119 | |
| 120 | const char* t17data[T17_COUNT] = |
| 121 | { |
| 122 | "a", "b", "c", "d", "e" |
| 123 | }; |
| 124 | |
| 125 | // 18 File 1 checks string constants referenced directly in file 2. |
| 126 | |
| 127 | const char* |
| 128 | f18(int i) |
| 129 | { |
| 130 | switch (i) |
| 131 | { |
| 132 | case 0: |
| 133 | return "a"; |
| 134 | case 1: |
| 135 | return "b"; |
| 136 | case 2: |
| 137 | return "c"; |
| 138 | case 3: |
| 139 | return "d"; |
| 140 | case 4: |
| 141 | return "e"; |
| 142 | default: |
| 143 | return 0; |
| 144 | } |
| 145 | } |