--- a/stage3/flow_control_analysis.hh	Thu Oct 04 18:54:15 2012 +0100
+++ b/stage3/flow_control_analysis.hh	Sat Oct 06 22:29:04 2012 +0100
@@ -49,10 +49,14 @@
 
   private:
     search_il_label_c *search_il_label;
-    symbol_c *prev_il_instruction;
-    symbol_c *curr_il_instruction;
+    symbol_c          *prev_il_instruction;
+    symbol_c          *curr_il_instruction;
     bool      prev_il_instruction_is_JMP_or_RET;
 
+  private:
+    void link_insert  (symbol_c *prev_instruction, symbol_c *next_instruction);
+    void link_pushback(symbol_c *prev_instruction, symbol_c *next_instruction);
+
   public:
     flow_control_analysis_c(symbol_c *ignore);
     virtual ~flow_control_analysis_c(void);