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1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
b811d2c2 | 3 | Copyright 2009-2020 Free Software Foundation, Inc. |
de40b933 JK |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #include <stdlib.h> | |
19 | ||
f01dcfd9 KB |
20 | #define CONCAT1(a, b) CONCAT2(a, b) |
21 | #define CONCAT2(a, b) a ## b | |
22 | ||
23 | #ifdef SYMBOL_PREFIX | |
24 | # define SYMBOL1(str) CONCAT1(SYMBOL_PREFIX, str) | |
25 | #else | |
26 | # define SYMBOL1(str) str | |
27 | #endif | |
28 | ||
29 | #define STR1(s) #s | |
30 | #define STR(s) STR1(s) | |
31 | ||
32 | #define SYMBOL(str) STR(SYMBOL1(str)) | |
33 | ||
de40b933 JK |
34 | asm (".globl cu_text_start"); |
35 | asm ("cu_text_start:"); | |
36 | ||
37 | int | |
38 | main (void) | |
39 | { | |
40 | unsigned char var = 1; | |
41 | ||
42 | if (var != 1) | |
43 | abort (); | |
44 | { | |
45 | extern unsigned char var; | |
46 | ||
47 | /* Do not rely on the `extern' DIE output by GCC (GCC PR debug/39563). */ | |
f01dcfd9 KB |
48 | asm (".globl " SYMBOL(extern_block_start)); |
49 | asm (SYMBOL(extern_block_start) ":"); | |
de40b933 JK |
50 | if (var != 2) |
51 | abort (); | |
f01dcfd9 KB |
52 | asm (".globl " SYMBOL(extern_block_end)); |
53 | asm (SYMBOL(extern_block_end) ":"); | |
de40b933 JK |
54 | } |
55 | ||
56 | return 0; | |
57 | } | |
58 | ||
59 | asm (".globl cu_text_end"); | |
60 | asm ("cu_text_end:"); |