12724 update smatch to 0.6.1-rc1-il-5

@@ -26,11 +26,10 @@
 
 #include "smatch.h"
 #include "smatch_slist.h"
 #include "smatch_extra.h"
 
-extern int check_assigned_expr_id;
 static int my_id;
 static int link_id;
 
 static struct smatch_state *alloc_my_state(const char *name, struct symbol *sym)
 {