1 /* This testcase is part of GDB, the GNU debugger.
2
3 Copyright 2018-2020 Free Software Foundation, Inc.
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 struct wrapper
19 {
20 int a;
21 };
22
23 /* Create a global variable whose name in the assembly code
24 (aka the "linkage name") is different from the name in
25 the source code. The goal is to create a symbol described
26 in DWARF using a DW_AT_linkage_name attribute, with a name
27 which follows the C++ mangling.
28
29 In this particular case, we chose "symada__cS" which, if it were
30 demangled, would translate to "symada (char, signed)". */
31 struct wrapper mundane asm ("symada__cS") = {0x060287af};
32
33 void
do_something(struct wrapper * w)34 do_something (struct wrapper *w)
35 {
36 w->a++;
37 }
38
39 extern void do_something_other_cu (void);
40
41 void
do_something_other_cu(void)42 do_something_other_cu (void)
43 {
44 do_something (&mundane);
45 }
46