| /* This testcase is part of GDB, the GNU debugger. |
| |
| Copyright 2009-2021 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #include <stdlib.h> |
| |
| #define CONCAT1(a, b) CONCAT2(a, b) |
| #define CONCAT2(a, b) a ## b |
| |
| #ifdef SYMBOL_PREFIX |
| # define SYMBOL1(str) CONCAT1(SYMBOL_PREFIX, str) |
| #else |
| # define SYMBOL1(str) str |
| #endif |
| |
| #define STR1(s) #s |
| #define STR(s) STR1(s) |
| |
| #define SYMBOL(str) STR(SYMBOL1(str)) |
| |
| asm (".globl cu_text_start"); |
| asm ("cu_text_start:"); |
| |
| int |
| main (void) |
| { |
| unsigned char var = 1; |
| |
| if (var != 1) |
| abort (); |
| { |
| extern unsigned char var; |
| |
| /* Do not rely on the `extern' DIE output by GCC (GCC PR debug/39563). */ |
| asm (".globl " SYMBOL(extern_block_start)); |
| asm (SYMBOL(extern_block_start) ":"); |
| if (var != 2) |
| abort (); |
| asm (".globl " SYMBOL(extern_block_end)); |
| asm (SYMBOL(extern_block_end) ":"); |
| } |
| |
| return 0; |
| } |
| |
| asm (".globl cu_text_end"); |
| asm ("cu_text_end:"); |