make IS_ macros return 0 or 1

[libfirm] / ir / be / becopyopt.h

diff --git a/ir/be/becopyopt.h b/ir/be/becopyopt.h
index 79b9924..e013609 100644 (file)
--- a/ir/be/becopyopt.h
+++ b/ir/be/becopyopt.h
@@ -87,11 +87,6 @@ void free_copy_opt(copy_opt_t *co);
  */
 int co_is_optimizable_root(const copy_opt_t *co, ir_node *irn);
 
-/**
- * Checks if the irn is a non-interfering argument of a node which 'is_optimizable'
- */
-int co_is_optimizable_arg(const copy_opt_t *co, ir_node *irn);
-
 /**
  * Computes the costs of a copy according to loop depth
  * @param co   The copy opt object.