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/* PR rtl-optimization/23585 */
/* Testcase by Matti Rintala <matti.rintala@iki.fi> */
/* { dg-do run } */
/* { dg-options "-O2" } */
template <class _Ret, class _Tp>
class const_mem_fun_t
{
public:
explicit
const_mem_fun_t(_Ret (_Tp::*__pf)() const)
: _M_f(__pf) {}
_Ret
operator()(const _Tp* __p) const
{ return (__p->*_M_f)(); }
private:
_Ret (_Tp::*_M_f)() const;
};
template <class _Ret, class _Tp>
class const_mem_fun_ref_t
{
public:
explicit
const_mem_fun_ref_t(_Ret (_Tp::*__pf)() const)
: _M_f(__pf) {}
_Ret
operator()(const _Tp& __r) const
{ return (__r.*_M_f)(); }
private:
_Ret (_Tp::*_M_f)() const;
};
template <class _Ret, class _Tp, class _Arg>
class const_mem_fun1_t
{
public:
explicit
const_mem_fun1_t(_Ret (_Tp::*__pf)(_Arg) const)
: _M_f(__pf) {}
_Ret
operator()(const _Tp* __p, _Arg __x) const
{ return (__p->*_M_f)(__x); }
private:
_Ret (_Tp::*_M_f)(_Arg) const;
};
template <class _Ret, class _Tp, class _Arg>
class const_mem_fun1_ref_t
{
public:
explicit
const_mem_fun1_ref_t(_Ret (_Tp::*__pf)(_Arg) const)
: _M_f(__pf) {}
_Ret
operator()(const _Tp& __r, _Arg __x) const
{ return (__r.*_M_f)(__x); }
private:
_Ret (_Tp::*_M_f)(_Arg) const;
};
template <class _Ret, class _Tp>
inline const_mem_fun_t<_Ret, _Tp>
mem_fun(_Ret (_Tp::*__f)() const)
{ return const_mem_fun_t<_Ret, _Tp>(__f); }
template <class _Ret, class _Tp>
inline const_mem_fun_ref_t<_Ret, _Tp>
mem_fun_ref(_Ret (_Tp::*__f)() const)
{ return const_mem_fun_ref_t<_Ret, _Tp>(__f); }
template <class _Ret, class _Tp, class _Arg>
inline const_mem_fun1_t<_Ret, _Tp, _Arg>
mem_fun(_Ret (_Tp::*__f)(_Arg) const)
{ return const_mem_fun1_t<_Ret, _Tp, _Arg>(__f); }
template <class _Ret, class _Tp, class _Arg>
inline const_mem_fun1_ref_t<_Ret, _Tp, _Arg>
mem_fun_ref(_Ret (_Tp::*__f)(_Arg) const)
{ return const_mem_fun1_ref_t<_Ret, _Tp, _Arg>(__f); }
class Klasse {
public:
void vf0c() const;
void vf1c(const int&) const;
};
int main()
{
Klasse obj;
const Klasse& objc = obj;
mem_fun(&Klasse::vf0c)(&objc);
mem_fun(&Klasse::vf1c)(&objc, 1);
mem_fun_ref(&Klasse::vf0c)(objc);
mem_fun_ref(&Klasse::vf1c)(objc, 1);
return 0;
}
void Klasse::vf0c() const
{}
void Klasse::vf1c(const int&) const
{}
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