--- a/stage3/lvalue_check.hh	Mon Apr 16 15:10:31 2012 +0100
+++ b/stage3/lvalue_check.hh	Mon Apr 16 15:17:24 2012 +0100
@@ -49,7 +49,7 @@
     search_base_type_c search_base_type;
     int error_count;
     int current_display_error_level;
-    std::vector <symbol_c *> control_variables;
+    std::vector <token_c *> control_variables;
 
     void verify_is_lvalue              (symbol_c *lvalue);
     void check_assignment_to_controlvar(symbol_c *lvalue);