Pass string as const reference in add_option

SuperTux · Aug 9, 2024 · 0928a4f · 0928a4f
1 parent fefc0b0
commit 0928a4f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/interface/control_enum.hpp b/src/interface/control_enum.hpp
@@ -40,7 +40,7 @@ class ControlEnum : public InterfaceControl
   void set_value(T value) { *m_value = value; }
   void bind_value(T* value) { m_value = value; }
 
-  void add_option(T key, std::string label) { m_options.push_back(std::make_pair(key, label)); }
+  void add_option(T key, const std::string& label) { m_options.push_back(std::make_pair(key, label)); }
 
   Rectf get_list_rect() const {
     return Rectf (