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Unordered: Merge assign fix.

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[SVN r82651]
This commit is contained in:
Daniel James
2013-01-27 23:10:29 +00:00
parent 34b69e67ee
commit 0221f1a9bd
1 changed files with 33 additions and 35 deletions
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68
include/boost/unordered/detail/buckets.hpp
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@ -321,9 +321,6 @@ namespace boost { namespace unordered { namespace detail {
protected:
node_allocator& alloc_;
private:
node_pointer node_;
bool node_constructed_;
bool value_constructed_;
@ -464,60 +461,61 @@ namespace boost { namespace unordered { namespace detail {
~node_holder();
void node_for_assignment()
{
if (!this->node_ && nodes_) {
this->node_ = nodes_;
nodes_ = static_cast<node_pointer>(nodes_->next_);
this->node_->init(this->node_);
this->node_->next_ = link_pointer();
this->node_constructed_ = true;
this->value_constructed_ = true;
}
}
template <typename T>
inline void assign_impl(T const& v) {
nodes_->value() = v;
if (this->node_ && this->value_constructed_) {
this->node_->value() = v;
}
else {
this->construct_with_value2(v);
}
}
template <typename T1, typename T2>
inline void assign_impl(std::pair<T1 const, T2> const& v) {
const_cast<T1&>(nodes_->value().first) = v.first;
nodes_->value().second = v.second;
this->construct_with_value2(v);
}
template <typename T>
inline void move_assign_impl(T& v) {
nodes_->value() = boost::move(v);
if (this->node_ && this->value_constructed_) {
this->node_->value() = boost::move(v);
}
else {
this->construct_with_value2(boost::move(v));
}
}
template <typename T1, typename T2>
inline void move_assign_impl(std::pair<T1 const, T2>& v) {
// TODO: Move key as well?
const_cast<T1&>(nodes_->value().first) =
boost::move(const_cast<T1&>(v.first));
nodes_->value().second = boost::move(v.second);
this->construct_with_value2(boost::move(v));
}
node_pointer copy_of(value_type const& v)
{
if (nodes_) {
assign_impl(v);
node_pointer p = nodes_;
nodes_ = static_cast<node_pointer>(p->next_);
p->init(p);
p->next_ = link_pointer();
return p;
}
else {
this->construct_with_value2(v);
return base::release();
}
node_for_assignment();
assign_impl(v);
return base::release();
}
node_pointer move_copy_of(value_type& v)
{
if (nodes_) {
move_assign_impl(v);
node_pointer p = nodes_;
nodes_ = static_cast<node_pointer>(p->next_);
p->init(p);
p->next_ = link_pointer();
return p;
}
else {
this->construct_with_value2(boost::move(v));
return base::release();
}
node_for_assignment();
move_assign_impl(v);
return base::release();
}
iterator begin() const