mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-23 15:32:26 +00:00
72 lines
1.5 KiB
C++
72 lines
1.5 KiB
C++
// icf_virtual_function_folding_test.cc -- a test case for gold
|
|
|
|
// Copyright 2010 Free Software Foundation, Inc.
|
|
// Written by Sriraman Tallam <tmsriram@google.com>.
|
|
|
|
// 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.
|
|
|
|
// Foo::fn1 is folded into fn2 with ICF. Since this file is linked as a
|
|
// position independent executable, a dynamic reloc is needed
|
|
// for the virtual call fn1 entry in the vtable. This test makes sure
|
|
// the call to Foo::fn1 works correctly after the folding.
|
|
|
|
int fn2(void *)
|
|
{
|
|
return 0xA;
|
|
}
|
|
|
|
namespace
|
|
{
|
|
|
|
class Bar
|
|
{
|
|
public:
|
|
virtual ~Bar() { }
|
|
virtual int fn1();
|
|
};
|
|
|
|
int Bar::fn1()
|
|
{
|
|
return 123;
|
|
}
|
|
|
|
class Foo : public Bar
|
|
{
|
|
virtual int fn1();
|
|
};
|
|
|
|
int Foo::fn1()
|
|
{
|
|
return 0xA;
|
|
}
|
|
|
|
Bar* get()
|
|
{
|
|
Bar *f = new Foo();
|
|
return f;
|
|
}
|
|
|
|
} // end of anonymous namespace.
|
|
|
|
int main()
|
|
{
|
|
Bar *f = get();
|
|
f->fn1();
|
|
return 0;
|
|
}
|