old-cross-binutils/gdb/testsuite/gdb.cp/pass-by-ref.cc
2009-01-03 05:58:08 +00:00

79 lines
1.4 KiB
C++

/* This testcase is part of GDB, the GNU debugger.
Copyright 2007, 2008, 2009 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/>. */
class Obj {
public:
Obj ();
Obj (const Obj &);
~Obj ();
int var[2];
};
int foo (Obj arg)
{
return arg.var[0] + arg.var[1];
}
Obj::Obj ()
{
var[0] = 1;
var[1] = 2;
}
Obj::Obj (const Obj &obj)
{
var[0] = obj.var[0];
var[1] = obj.var[1];
}
Obj::~Obj ()
{
}
struct Derived : public Obj
{
int other;
};
int blap (Derived arg)
{
return foo (arg);
}
struct Container
{
Obj obj;
};
int blip (Container arg)
{
return foo (arg.obj);
}
Obj global_obj;
Derived global_derived;
Container global_container;
int
main ()
{
int bar = foo (global_obj);
blap (global_derived);
blip (global_container);
return bar;
}