[gdb/testsuite] Fix psymtab expansion postponement in c-linkage-name.exp

[thirdparty/binutils-gdb.git] / gdb / testsuite / gdb.base / c-linkage-name-2.c

diff --git a/gdb/testsuite/gdb.base/c-linkage-name-2.c b/gdb/testsuite/gdb.base/c-linkage-name-2.c
new file mode 100644 (file)
index 0000000..da56fc1
--- /dev/null
+++ b/gdb/testsuite/gdb.base/c-linkage-name-2.c
@@ -0,0 +1,45 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2018-2020 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/>.  */
+
+struct wrapper
+{
+  int a;
+};
+
+/* Create a global variable whose name in the assembly code
+   (aka the "linkage name") is different from the name in
+   the source code.  The goal is to create a symbol described
+   in DWARF using a DW_AT_linkage_name attribute, with a name
+   which follows the C++ mangling.
+
+   In this particular case, we chose "symada__cS" which, if it were
+   demangled, would translate to "symada (char, signed)".  */
+struct wrapper mundane asm ("symada__cS") = {0x060287af};
+
+void
+do_something (struct wrapper *w)
+{
+  w->a++;
+}
+
+extern void do_something_other_cu (void);
+
+void
+do_something_other_cu (void)
+{
+  do_something (&mundane);
+}