The rest of N4279 and LWG#2464 - for unordered_map

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@241555 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2015-07-07 05:45:35 +00:00
parent f3a1a187a1
commit 0ce05a9f86
4 changed files with 526 additions and 2 deletions

View File

@@ -122,6 +122,23 @@ public:
void insert(InputIterator first, InputIterator last);
void insert(initializer_list<value_type>);
template <class... Args>
pair<iterator, bool> try_emplace(const key_type& k, Args&&... args); // C++17
template <class... Args>
pair<iterator, bool> try_emplace(key_type&& k, Args&&... args); // C++17
template <class... Args>
iterator try_emplace(const_iterator hint, const key_type& k, Args&&... args); // C++17
template <class... Args>
iterator try_emplace(const_iterator hint, key_type&& k, Args&&... args); // C++17
template <class M>
pair<iterator, bool> insert_or_assign(const key_type& k, M&& obj); // C++17
template <class M>
pair<iterator, bool> insert_or_assign(key_type&& k, M&& obj); // C++17
template <class M>
iterator insert_or_assign(const_iterator hint, const key_type& k, M&& obj); // C++17
template <class M>
iterator insert_or_assign(const_iterator hint, key_type&& k, M&& obj); // C++17
iterator erase(const_iterator position);
iterator erase(iterator position); // C++14
size_type erase(const key_type& k);
@@ -939,6 +956,120 @@ public:
{insert(__il.begin(), __il.end());}
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
#if _LIBCPP_STD_VER > 14
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> try_emplace(const key_type& __k, _Args&&... __args)
{
iterator __p = __table_.find(__k);
if ( __p != end())
return _VSTD::make_pair(__p, false);
else
return _VSTD::make_pair(
emplace_hint(__p,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)),
true);
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> try_emplace(key_type&& __k, _Args&&... __args)
{
iterator __p = __table_.find(__k);
if ( __p != end())
return _VSTD::make_pair(__p, false);
else
return _VSTD::make_pair(
emplace_hint(__p,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)),
true);
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator try_emplace(const_iterator __h, const key_type& __k, _Args&&... __args)
{
iterator __p = __table_.find(__k);
if ( __p != end())
return __p;
else
return emplace_hint(__h,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator try_emplace(const_iterator __h, key_type&& __k, _Args&&... __args)
{
iterator __p = __table_.find(__k);
if ( __p != end())
return __p;
else
return emplace_hint(__h,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> insert_or_assign(const key_type& __k, _Vp&& __v)
{
iterator __p = __table_.find(__k);
if ( __p != end())
{
__p->second = _VSTD::move(__v);
return _VSTD::make_pair(__p, false);
}
return _VSTD::make_pair(emplace_hint(__p, __k, _VSTD::forward<_Vp>(__v)), true);
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> insert_or_assign(key_type&& __k, _Vp&& __v)
{
iterator __p = __table_.find(__k);
if ( __p != end())
{
__p->second = _VSTD::move(__v);
return _VSTD::make_pair(__p, false);
}
return _VSTD::make_pair(emplace_hint(__p, _VSTD::forward<key_type>(__k), _VSTD::forward<_Vp>(__v)), true);
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY
iterator insert_or_assign(const_iterator __h, const key_type& __k, _Vp&& __v)
{
iterator __p = __table_.find(__k);
if ( __p != end())
{
__p->second = _VSTD::move(__v);
return __p;
}
return emplace_hint(__h, __k, _VSTD::forward<_Vp>(__v));
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY
iterator insert_or_assign(const_iterator __h, key_type&& __k, _Vp&& __v)
{
iterator __p = __table_.find(__k);
if ( __p != end())
{
__p->second = _VSTD::move(__v);
return __p;
}
return emplace_hint(__h, _VSTD::forward<key_type>(__k), _VSTD::forward<_Vp>(__v));
}
#endif
#endif
#endif
_LIBCPP_INLINE_VISIBILITY
iterator erase(const_iterator __p) {return __table_.erase(__p.__i_);}
_LIBCPP_INLINE_VISIBILITY