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Add clarification on use-after-move

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Jason Turner 2018-01-19 13:01:44 -07:00
parent cb30a97832
commit 0c32c5054c
1 changed files with 2 additions and 0 deletions
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2
include/chaiscript/language/chaiscript_eval.hpp
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@ -758,6 +758,8 @@ namespace chaiscript
std::vector<AST_Node_Impl_Ptr<T>>(std::make_move_iterator(t_children.begin()), std::vector<AST_Node_Impl_Ptr<T>>(std::make_move_iterator(t_children.begin()),
std::make_move_iterator(std::prev(t_children.end(), has_guard(t_children, 1)?2:1))) std::make_move_iterator(std::prev(t_children.end(), has_guard(t_children, 1)?2:1)))
), ),
// This apparent use after move is safe because we are only moving out the specific elements we need
// on each operation.
m_body_node(get_body_node(std::move(t_children))), m_body_node(get_body_node(std::move(t_children))),
m_guard_node(get_guard_node(std::move(t_children), t_children.size()-this->children.size()==2)) m_guard_node(get_guard_node(std::move(t_children), t_children.size()-this->children.size()==2))