Config: fixed possibly unspecified behavior when using append_childre…

…n_by_move
wesnoth · Feb 21, 2018 · a2eb75d · a2eb75d
1 parent 7b4f980
commit a2eb75d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/config.cpp b/src/config.cpp
@@ -318,6 +318,8 @@ void config::append_children_by_move(config& cfg, const std::string& key)
 	for(config& value : cfg.child_range(key)) {
 		add_child(key, std::move(value));
 	}
+
+	cfg.clear_children_impl(key);
 }
 
 void config::merge_children(const std::string& key)