mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2025-03-07 13:39:43 +08:00
41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
|
/* weak_undef_lib_4.c -- test non-default weak undefined symbol in DSO.
|
||
|
|
|
||
|
|
Copyright (C) 2024 Free Software Foundation, Inc.
|
||
|
|
|
||
|
|
This file is part of gold.
|
||
|
|
|
||
|
|
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, write to the Free Software
|
||
|
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
||
|
|
MA 02110-1301, USA. */
|
||
|
|
|
||
|
|
/* Non-default weak undefined symbol in DSO should be resolved to 0 at
|
||
|
|
runtime. */
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
|
||
|
|
extern void undefined (void) __attribute__((visibility("hidden"))) __attribute__((weak));
|
||
|
|
extern void protected (void) __attribute__((visibility("protected"))) __attribute__((weak));
|
||
|
|
|
||
|
|
extern void foo (void);
|
||
|
|
|
||
|
|
void
|
||
|
|
foo (void)
|
||
|
|
{
|
||
|
|
if (&undefined != NULL)
|
||
|
|
abort ();
|
||
|
|
|
||
|
|
if (&protected != NULL)
|
||
|
|
abort ();
|
||
|
|
}
|