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emplace_back must return reference to back(), not to *end()

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Tobias Reh
2017-02-24 15:33:30 +01:00
parent ce5996c9bd
commit 5fe2dba504
1 changed files with 3 additions and 2 deletions
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5
include/boost/container/vector.hpp
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@@ -1735,9 +1735,10 @@ class vector
{
if (BOOST_LIKELY(this->room_enough())){
//There is more memory, just construct a new object at the end
allocator_traits_type::construct(this->m_holder.alloc(), this->priv_raw_end(), ::boost::forward<Args>(args)...);
T* const p = this->priv_raw_end();
allocator_traits_type::construct(this->m_holder.alloc(), p, ::boost::forward<Args>(args)...);
++this->m_holder.m_size;
return *this->priv_raw_end();
return *p;
}
else{
typedef container_detail::insert_emplace_proxy<Allocator, T*, Args...> type;