Commit cdbd119b by Paolo Carlini Committed by Paolo Carlini

functional: Formatting fixes.

2007-03-25  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1/functional: Formatting fixes.

From-SVN: r123199
parent a5ad2017
2007-03-25 Paolo Carlini <pcarlini@suse.de>
* include/tr1/functional: Formatting fixes.
2007-03-23 Paolo Carlini <pcarlini@suse.de> 2007-03-23 Paolo Carlini <pcarlini@suse.de>
* testsuite/27_io/basic_ostream/inserters_arithmetic/wchar_t/4402.cc: * testsuite/27_io/basic_ostream/inserters_arithmetic/wchar_t/4402.cc:
......
...@@ -78,8 +78,7 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -78,8 +78,7 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
template<typename _Tp> template<typename _Tp>
struct _Has_result_type struct _Has_result_type
: integral_constant< : integral_constant<bool,
bool,
_Has_result_type_helper<typename remove_cv<_Tp>::type>::value> _Has_result_type_helper<typename remove_cv<_Tp>::type>::value>
{ }; { };
...@@ -517,7 +516,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -517,7 +516,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
_Tp* _M_data; _Tp* _M_data;
public: public:
typedef _Tp type; typedef _Tp type;
explicit reference_wrapper(_Tp& __indata): _M_data(&__indata)
explicit
reference_wrapper(_Tp& __indata): _M_data(&__indata)
{ } { }
reference_wrapper(const reference_wrapper<_Tp>& __inref): reference_wrapper(const reference_wrapper<_Tp>& __inref):
...@@ -637,16 +638,19 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -637,16 +638,19 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
explicit _Mem_fn(_Functor __pmf) : __pmf(__pmf) { } explicit _Mem_fn(_Functor __pmf) : __pmf(__pmf) { }
// Handle objects // Handle objects
_Res operator()(_Class& __object, _ArgTypes... __args) const _Res
operator()(_Class& __object, _ArgTypes... __args) const
{ return (__object.*__pmf)(__args...); } { return (__object.*__pmf)(__args...); }
// Handle pointers // Handle pointers
_Res operator()(_Class* __object, _ArgTypes... __args) const _Res
operator()(_Class* __object, _ArgTypes... __args) const
{ return (__object->*__pmf)(__args...); } { return (__object->*__pmf)(__args...); }
// Handle smart pointers, references and pointers to derived // Handle smart pointers, references and pointers to derived
template<typename _Tp> template<typename _Tp>
_Res operator()(_Tp& __object, _ArgTypes... __args) const _Res
operator()(_Tp& __object, _ArgTypes... __args) const
{ return _M_call(__object, &__object, __args...); } { return _M_call(__object, &__object, __args...); }
private: private:
...@@ -682,11 +686,13 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -682,11 +686,13 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
explicit _Mem_fn(_Functor __pmf) : __pmf(__pmf) { } explicit _Mem_fn(_Functor __pmf) : __pmf(__pmf) { }
// Handle objects // Handle objects
_Res operator()(const _Class& __object, _ArgTypes... __args) const _Res
operator()(const _Class& __object, _ArgTypes... __args) const
{ return (__object.*__pmf)(__args...); } { return (__object.*__pmf)(__args...); }
// Handle pointers // Handle pointers
_Res operator()(const _Class* __object, _ArgTypes... __args) const _Res
operator()(const _Class* __object, _ArgTypes... __args) const
{ return (__object->*__pmf)(__args...); } { return (__object->*__pmf)(__args...); }
// Handle smart pointers, references and pointers to derived // Handle smart pointers, references and pointers to derived
...@@ -727,16 +733,19 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -727,16 +733,19 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
explicit _Mem_fn(_Functor __pmf) : __pmf(__pmf) { } explicit _Mem_fn(_Functor __pmf) : __pmf(__pmf) { }
// Handle objects // Handle objects
_Res operator()(volatile _Class& __object, _ArgTypes... __args) const _Res
operator()(volatile _Class& __object, _ArgTypes... __args) const
{ return (__object.*__pmf)(__args...); } { return (__object.*__pmf)(__args...); }
// Handle pointers // Handle pointers
_Res operator()(volatile _Class* __object, _ArgTypes... __args) const _Res
operator()(volatile _Class* __object, _ArgTypes... __args) const
{ return (__object->*__pmf)(__args...); } { return (__object->*__pmf)(__args...); }
// Handle smart pointers, references and pointers to derived // Handle smart pointers, references and pointers to derived
template<typename _Tp> template<typename _Tp>
_Res operator()(_Tp& __object, _ArgTypes... __args) const _Res
operator()(_Tp& __object, _ArgTypes... __args) const
{ return _M_call(__object, &__object, __args...); } { return _M_call(__object, &__object, __args...); }
private: private:
...@@ -837,8 +846,7 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -837,8 +846,7 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
public: public:
template<typename _Tp> template<typename _Tp>
struct _Result_type struct _Result_type
: _Mem_fn_const_or_non< : _Mem_fn_const_or_non<_Res,
_Res,
(sizeof(__sfinae_types::__two) (sizeof(__sfinae_types::__two)
== sizeof(__check_const<_Tp>(__get_ref<_Tp>(), (_Tp*)0)))> == sizeof(__check_const<_Tp>(__get_ref<_Tp>(), (_Tp*)0)))>
{ }; { };
...@@ -854,17 +862,21 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -854,17 +862,21 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
struct result<_CVMem(_Tp&)> struct result<_CVMem(_Tp&)>
: public _Result_type<_Tp> { }; : public _Result_type<_Tp> { };
explicit _Mem_fn(_Res _Class::*__pm) : __pm(__pm) { } explicit
_Mem_fn(_Res _Class::*__pm) : __pm(__pm) { }
// Handle objects // Handle objects
_Res& operator()(_Class& __object) const _Res&
operator()(_Class& __object) const
{ return __object.*__pm; } { return __object.*__pm; }
const _Res& operator()(const _Class& __object) const const _Res&
operator()(const _Class& __object) const
{ return __object.*__pm; } { return __object.*__pm; }
// Handle pointers // Handle pointers
_Res& operator()(_Class* __object) const _Res&
operator()(_Class* __object) const
{ return __object->*__pm; } { return __object->*__pm; }
const _Res& const _Res&
...@@ -1105,11 +1117,12 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1105,11 +1117,12 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
template<typename _CVArg, typename... _Args> template<typename _CVArg, typename... _Args>
typename result_of<_CVArg(_Args...)>::type typename result_of<_CVArg(_Args...)>::type
operator()(_CVArg& __arg, const tuple<_Args...>& __tuple) operator()(_CVArg& __arg,
const volatile const tuple<_Args...>& __tuple) const volatile
{ {
// Construct an index tuple and forward to __call // Construct an index tuple and forward to __call
typedef typename _Build_index_tuple<sizeof...(_Args)>::__type _Indexes; typedef typename _Build_index_tuple<sizeof...(_Args)>::__type
_Indexes;
return this->__call(__arg, __tuple, _Indexes()); return this->__call(__arg, __tuple, _Indexes());
} }
...@@ -1144,8 +1157,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1144,8 +1157,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
// Add a reference, if it hasn't already been done for us. // Add a reference, if it hasn't already been done for us.
// This allows us to be a little bit sloppy in constructing // This allows us to be a little bit sloppy in constructing
// the tuple that we pass to result_of<...>. // the tuple that we pass to result_of<...>.
typedef typename _Safe_tuple_element<(is_placeholder<_Arg>::value - 1), typedef typename _Safe_tuple_element<(is_placeholder<_Arg>::value
_Tuple>::type __base_type; - 1), _Tuple>::type
__base_type;
public: public:
typedef typename add_reference<__base_type>::type type; typedef typename add_reference<__base_type>::type type;
...@@ -1155,7 +1169,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1155,7 +1169,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
typename result<_Mu(_Arg, _Tuple)>::type typename result<_Mu(_Arg, _Tuple)>::type
operator()(const volatile _Arg&, const _Tuple& __tuple) const volatile operator()(const volatile _Arg&, const _Tuple& __tuple) const volatile
{ {
return ::std::_GLIBCXX_TR1::get<(is_placeholder<_Arg>::value - 1)>(__tuple); return ::std::_GLIBCXX_TR1::get<(is_placeholder<_Arg>::value
- 1)>(__tuple);
} }
}; };
...@@ -1180,7 +1195,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1180,7 +1195,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
// Pick up the cv-qualifiers of the argument // Pick up the cv-qualifiers of the argument
template<typename _CVArg, typename _Tuple> template<typename _CVArg, typename _Tuple>
_CVArg& operator()(_CVArg& __arg, const _Tuple&) const volatile _CVArg&
operator()(_CVArg& __arg, const _Tuple&) const volatile
{ return __arg; } { return __arg; }
}; };
...@@ -1195,7 +1211,10 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1195,7 +1211,10 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
struct _Maybe_wrap_member_pointer struct _Maybe_wrap_member_pointer
{ {
typedef _Tp type; typedef _Tp type;
static const _Tp& __do_wrap(const _Tp& __x) { return __x; }
static const _Tp&
__do_wrap(const _Tp& __x)
{ return __x; }
}; };
/** /**
...@@ -1209,7 +1228,10 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1209,7 +1228,10 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
struct _Maybe_wrap_member_pointer<_Tp _Class::*> struct _Maybe_wrap_member_pointer<_Tp _Class::*>
{ {
typedef _Mem_fn<_Tp _Class::*> type; typedef _Mem_fn<_Tp _Class::*> type;
static type __do_wrap(_Tp _Class::* __pm) { return type(__pm); }
static type
__do_wrap(_Tp _Class::* __pm)
{ return type(__pm); }
}; };
/** /**
...@@ -1393,7 +1415,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1393,7 +1415,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
public: public:
typedef _Result result_type; typedef _Result result_type;
explicit _Bind_result(_Functor __f, _Bound_args... __bound_args) explicit
_Bind_result(_Functor __f, _Bound_args... __bound_args)
: _M_f(__f), _M_bound_args(__bound_args...) { } : _M_f(__f), _M_bound_args(__bound_args...) { }
// Call unqualified // Call unqualified
...@@ -1412,7 +1435,6 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1412,7 +1435,6 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
return this->__call(_GLIBCXX_TR1::tie(__args...), _Bound_indexes()); return this->__call(_GLIBCXX_TR1::tie(__args...), _Bound_indexes());
} }
// Call as volatile // Call as volatile
template<typename... _Args> template<typename... _Args>
result_type result_type
...@@ -1421,7 +1443,6 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1421,7 +1443,6 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
return this->__call(_GLIBCXX_TR1::tie(__args...), _Bound_indexes()); return this->__call(_GLIBCXX_TR1::tie(__args...), _Bound_indexes());
} }
// Call as const volatile // Call as const volatile
template<typename... _Args> template<typename... _Args>
result_type result_type
...@@ -1523,14 +1544,19 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1523,14 +1544,19 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
void (_Undefined_class::*_M_member_pointer)(); void (_Undefined_class::*_M_member_pointer)();
}; };
union _Any_data { union _Any_data
{
void* _M_access() { return &_M_pod_data[0]; } void* _M_access() { return &_M_pod_data[0]; }
const void* _M_access() const { return &_M_pod_data[0]; } const void* _M_access() const { return &_M_pod_data[0]; }
template<typename _Tp> _Tp& _M_access() template<typename _Tp>
_Tp&
_M_access()
{ return *static_cast<_Tp*>(_M_access()); } { return *static_cast<_Tp*>(_M_access()); }
template<typename _Tp> const _Tp& _M_access() const template<typename _Tp>
const _Tp&
_M_access() const
{ return *static_cast<const _Tp*>(_M_access()); } { return *static_cast<const _Tp*>(_M_access()); }
_Nocopy_types _M_unused; _Nocopy_types _M_unused;
...@@ -1599,10 +1625,12 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1599,10 +1625,12 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
&& sizeof(_Functor) <= _M_max_size && sizeof(_Functor) <= _M_max_size
&& __alignof__(_Functor) <= _M_max_align && __alignof__(_Functor) <= _M_max_align
&& (_M_max_align % __alignof__(_Functor) == 0)); && (_M_max_align % __alignof__(_Functor) == 0));
typedef integral_constant<bool, __stored_locally> _Local_storage; typedef integral_constant<bool, __stored_locally> _Local_storage;
// Retrieve a pointer to the function object // Retrieve a pointer to the function object
static _Functor* _M_get_pointer(const _Any_data& __source) static _Functor*
_M_get_pointer(const _Any_data& __source)
{ {
const _Functor* __ptr = const _Functor* __ptr =
__stored_locally? &__source._M_access<_Functor>() __stored_locally? &__source._M_access<_Functor>()
...@@ -1647,7 +1675,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1647,7 +1675,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
_M_manager(_Any_data& __dest, const _Any_data& __source, _M_manager(_Any_data& __dest, const _Any_data& __source,
_Manager_operation __op) _Manager_operation __op)
{ {
switch (__op) { switch (__op)
{
case __get_type_info: case __get_type_info:
__dest._M_access<const type_info*>() = &typeid(_Functor); __dest._M_access<const type_info*>() = &typeid(_Functor);
break; break;
...@@ -1725,7 +1754,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1725,7 +1754,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
_M_manager(_Any_data& __dest, const _Any_data& __source, _M_manager(_Any_data& __dest, const _Any_data& __source,
_Manager_operation __op) _Manager_operation __op)
{ {
switch (__op) { switch (__op)
{
case __get_type_info: case __get_type_info:
__dest._M_access<const type_info*>() = &typeid(_Functor); __dest._M_access<const type_info*>() = &typeid(_Functor);
break; break;
...@@ -1754,10 +1784,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1754,10 +1784,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
~_Function_base() ~_Function_base()
{ {
if (_M_manager) if (_M_manager)
{
_M_manager(_M_functor, _M_functor, __destroy_functor); _M_manager(_M_functor, _M_functor, __destroy_functor);
} }
}
bool _M_empty() const { return !_M_manager; } bool _M_empty() const { return !_M_manager; }
...@@ -1779,7 +1807,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1779,7 +1807,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
typedef _Function_base::_Base_manager<_Functor> _Base; typedef _Function_base::_Base_manager<_Functor> _Base;
public: public:
static _Res _M_invoke(const _Any_data& __functor, _ArgTypes... __args) static _Res
_M_invoke(const _Any_data& __functor, _ArgTypes... __args)
{ {
return (*_Base::_M_get_pointer(__functor))(__args...); return (*_Base::_M_get_pointer(__functor))(__args...);
} }
...@@ -1792,7 +1821,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1792,7 +1821,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
typedef _Function_base::_Base_manager<_Functor> _Base; typedef _Function_base::_Base_manager<_Functor> _Base;
public: public:
static void _M_invoke(const _Any_data& __functor, _ArgTypes... __args) static void
_M_invoke(const _Any_data& __functor, _ArgTypes... __args)
{ {
(*_Base::_M_get_pointer(__functor))(__args...); (*_Base::_M_get_pointer(__functor))(__args...);
} }
...@@ -1805,7 +1835,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1805,7 +1835,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
typedef _Function_base::_Ref_manager<_Functor> _Base; typedef _Function_base::_Ref_manager<_Functor> _Base;
public: public:
static _Res _M_invoke(const _Any_data& __functor, _ArgTypes... __args) static _Res
_M_invoke(const _Any_data& __functor, _ArgTypes... __args)
{ {
return return
__callable_functor(**_Base::_M_get_pointer(__functor))(__args...); __callable_functor(**_Base::_M_get_pointer(__functor))(__args...);
...@@ -1819,7 +1850,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1819,7 +1850,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
typedef _Function_base::_Ref_manager<_Functor> _Base; typedef _Function_base::_Ref_manager<_Functor> _Base;
public: public:
static void _M_invoke(const _Any_data& __functor, _ArgTypes... __args) static void
_M_invoke(const _Any_data& __functor, _ArgTypes... __args)
{ {
__callable_functor(**_Base::_M_get_pointer(__functor))(__args...); __callable_functor(**_Base::_M_get_pointer(__functor))(__args...);
} }
...@@ -1834,9 +1866,11 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1834,9 +1866,11 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
_Base; _Base;
public: public:
static _Res _M_invoke(const _Any_data& __functor, _ArgTypes... __args) static _Res
_M_invoke(const _Any_data& __functor, _ArgTypes... __args)
{ {
return _GLIBCXX_TR1::mem_fn(_Base::_M_get_pointer(__functor)->__value)(__args...); return _GLIBCXX_TR1::
mem_fn(_Base::_M_get_pointer(__functor)->__value)(__args...);
} }
}; };
...@@ -1846,7 +1880,7 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1846,7 +1880,7 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
_Simple_type_wrapper< _Member _Class::* > > _Simple_type_wrapper< _Member _Class::* > >
{ {
typedef _Member _Class::* _Functor; typedef _Member _Class::* _Functor;
typedef _Simple_type_wrapper< _Functor > _Wrapper; typedef _Simple_type_wrapper<_Functor> _Wrapper;
typedef _Function_base::_Base_manager<_Wrapper> _Base; typedef _Function_base::_Base_manager<_Wrapper> _Base;
public: public:
...@@ -1854,7 +1888,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1854,7 +1888,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
_M_manager(_Any_data& __dest, const _Any_data& __source, _M_manager(_Any_data& __dest, const _Any_data& __source,
_Manager_operation __op) _Manager_operation __op)
{ {
switch (__op) { switch (__op)
{
case __get_type_info: case __get_type_info:
__dest._M_access<const type_info*>() = &typeid(_Functor); __dest._M_access<const type_info*>() = &typeid(_Functor);
break; break;
...@@ -1870,9 +1905,11 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1870,9 +1905,11 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
return false; return false;
} }
static void _M_invoke(const _Any_data& __functor, _ArgTypes... __args) static void
_M_invoke(const _Any_data& __functor, _ArgTypes... __args)
{ {
_GLIBCXX_TR1::mem_fn(_Base::_M_get_pointer(__functor)->__value)(__args...); _GLIBCXX_TR1::
mem_fn(_Base::_M_get_pointer(__functor)->__value)(__args...);
} }
}; };
...@@ -1963,7 +2000,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1963,7 +2000,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
* If @a x targets a function pointer or a reference to a function * If @a x targets a function pointer or a reference to a function
* object, then this operation will not throw an exception. * object, then this operation will not throw an exception.
*/ */
function& operator=(const function& __x) function&
operator=(const function& __x)
{ {
function(__x).swap(*this); function(__x).swap(*this);
return *this; return *this;
...@@ -1976,9 +2014,11 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -1976,9 +2014,11 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
* *
* The target of @a *this is deallocated, leaving it empty. * The target of @a *this is deallocated, leaving it empty.
*/ */
function& operator=(_M_clear_type*) function&
operator=(_M_clear_type*)
{
if (_M_manager)
{ {
if (_M_manager) {
_M_manager(_M_functor, _M_functor, __destroy_functor); _M_manager(_M_functor, _M_functor, __destroy_functor);
_M_manager = 0; _M_manager = 0;
_M_invoker = 0; _M_invoker = 0;
...@@ -2046,14 +2086,10 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2046,14 +2086,10 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
operator _Safe_bool() const operator _Safe_bool() const
{ {
if (_M_empty()) if (_M_empty())
{
return 0; return 0;
}
else else
{
return &_Hidden_type::_M_bool; return &_Hidden_type::_M_bool;
} }
}
// [3.7.2.4] function invocation // [3.7.2.4] function invocation
...@@ -2107,10 +2143,12 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2107,10 +2143,12 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
}; };
template<typename _Res, typename... _ArgTypes> template<typename _Res, typename... _ArgTypes>
function<_Res(_ArgTypes...)>::function(const function& __x) function<_Res(_ArgTypes...)>::
function(const function& __x)
: _Function_base() : _Function_base()
{ {
if (__x) { if (__x)
{
_M_invoker = __x._M_invoker; _M_invoker = __x._M_invoker;
_M_manager = __x._M_manager; _M_manager = __x._M_manager;
__x._M_manager(_M_functor, __x._M_functor, __clone_functor); __x._M_manager(_M_functor, __x._M_functor, __clone_functor);
...@@ -2119,14 +2157,16 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2119,14 +2157,16 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
template<typename _Res, typename... _ArgTypes> template<typename _Res, typename... _ArgTypes>
template<typename _Functor> template<typename _Functor>
function<_Res(_ArgTypes...)> function<_Res(_ArgTypes...)>::
::function(_Functor __f, function(_Functor __f,
typename __gnu_cxx::__enable_if< typename __gnu_cxx::__enable_if<
!is_integral<_Functor>::value, _Useless>::__type) !is_integral<_Functor>::value, _Useless>::__type)
: _Function_base() : _Function_base()
{ {
typedef _Function_handler<_Signature_type, _Functor> _My_handler; typedef _Function_handler<_Signature_type, _Functor> _My_handler;
if (_My_handler::_M_not_empty_function(__f)) {
if (_My_handler::_M_not_empty_function(__f))
{
_M_invoker = &_My_handler::_M_invoke; _M_invoker = &_My_handler::_M_invoke;
_M_manager = &_My_handler::_M_manager; _M_manager = &_My_handler::_M_manager;
_My_handler::_M_init_functor(_M_functor, __f); _My_handler::_M_init_functor(_M_functor, __f);
...@@ -2134,7 +2174,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2134,7 +2174,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
} }
template<typename _Res, typename... _ArgTypes> template<typename _Res, typename... _ArgTypes>
_Res function<_Res(_ArgTypes...)>::operator()(_ArgTypes... __args) const _Res
function<_Res(_ArgTypes...)>::
operator()(_ArgTypes... __args) const
{ {
if (_M_empty()) if (_M_empty())
{ {
...@@ -2148,7 +2190,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2148,7 +2190,9 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
} }
template<typename _Res, typename... _ArgTypes> template<typename _Res, typename... _ArgTypes>
const type_info& function<_Res(_ArgTypes...)>::target_type() const const type_info&
function<_Res(_ArgTypes...)>::
target_type() const
{ {
if (_M_manager) if (_M_manager)
{ {
...@@ -2157,14 +2201,14 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2157,14 +2201,14 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
return *__typeinfo_result._M_access<const type_info*>(); return *__typeinfo_result._M_access<const type_info*>();
} }
else else
{
return typeid(void); return typeid(void);
} }
}
template<typename _Res, typename... _ArgTypes> template<typename _Res, typename... _ArgTypes>
template<typename _Functor> template<typename _Functor>
_Functor* function<_Res(_ArgTypes...)>::target() _Functor*
function<_Res(_ArgTypes...)>::
target()
{ {
if (typeid(_Functor) == target_type() && _M_manager) if (typeid(_Functor) == target_type() && _M_manager)
{ {
...@@ -2176,14 +2220,14 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2176,14 +2220,14 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
return __ptr._M_access<_Functor*>(); return __ptr._M_access<_Functor*>();
} }
else else
{
return 0; return 0;
} }
}
template<typename _Res, typename... _ArgTypes> template<typename _Res, typename... _ArgTypes>
template<typename _Functor> template<typename _Functor>
const _Functor* function<_Res(_ArgTypes...)>::target() const const _Functor*
function<_Res(_ArgTypes...)>::
target() const
{ {
if (typeid(_Functor) == target_type() && _M_manager) if (typeid(_Functor) == target_type() && _M_manager)
{ {
...@@ -2192,10 +2236,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1) ...@@ -2192,10 +2236,8 @@ _GLIBCXX_BEGIN_NAMESPACE(_GLIBCXX_TR1)
return __ptr._M_access<const _Functor*>(); return __ptr._M_access<const _Functor*>();
} }
else else
{
return 0; return 0;
} }
}
// [3.7.2.7] null pointer comparisons // [3.7.2.7] null pointer comparisons
......
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