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Add missing empty_ initialization to move constructor of node_type

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This commit is contained in:
Christian Mazakas
2023-02-07 10:08:58 -08:00
parent b7c1e6a184
commit 71bf336c9d
1 changed files with 6 additions and 1 deletions
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7
include/boost/unordered/unordered_node_map.hpp
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@ -79,7 +79,7 @@ namespace boost {
} }
template <class A> template <class A>
static void construct(A&, element_type* p, element_type&& x) static void construct(A&, element_type* p, element_type&& x) noexcept
{ {
p->p = x.p; p->p = x.p;
x.p = nullptr; x.p = nullptr;
@ -171,10 +171,15 @@ namespace boost {
node_handle(node_handle&& nh) noexcept node_handle(node_handle&& nh) noexcept
{ {
// neither of these move constructors are allowed to throw exceptions
// so we can get away with rote placement new
//
new (a) Allocator(std::move(nh.al())); new (a) Allocator(std::move(nh.al()));
type_policy::construct(al(), reinterpret_cast<element_type*>(x), type_policy::construct(al(), reinterpret_cast<element_type*>(x),
type_policy::move(nh.element())); type_policy::move(nh.element()));
empty_ = false;
reinterpret_cast<Allocator*>(nh.a)->~Allocator(); reinterpret_cast<Allocator*>(nh.a)->~Allocator();
nh.empty_ = true; nh.empty_ = true;
} }