1 /* Overlapping symbol sizes test program. 2 3 Copyright 2007-2023 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 #ifdef SYMBOL_PREFIX 21 #define SYMBOL(str) SYMBOL_PREFIX #str 22 #else 23 #define SYMBOL(str) #str 24 #endif 25 26 void 27 trap (void) 28 { 29 asm ("int $0x03"); 30 } 31 32 /* Jump from a function with its symbol size set, to a function 33 named by a local label. GDB should report the `main' function 34 even for the rest, after the global `inner' ends. */ 35 36 asm(".text\n" 37 " .align 8\n" 38 " .globl " SYMBOL (main) "\n" 39 SYMBOL (main) ":\n" 40 " pushl %ebp\n" 41 " mov %esp, %ebp\n" 42 " call .Lfunc\n" 43 " ret\n" 44 SYMBOL (inner) ":\n" 45 " ret\n" 46 " .size " SYMBOL (inner) ", .-" SYMBOL (inner) "\n" 47 ".Lfunc:\n" 48 " pushl %ebp\n" 49 " mov %esp, %ebp\n" 50 " call " SYMBOL (trap) "\n" 51 " .size " SYMBOL (main) ", .-" SYMBOL (main) "\n"); 52