little cleanup

[libfirm] / ir / opt / scalar_replace.c

diff --git a/ir/opt/scalar_replace.c b/ir/opt/scalar_replace.c
index e820945..7f6ed79 100644 (file)
--- a/ir/opt/scalar_replace.c
+++ b/ir/opt/scalar_replace.c
@@ -126,21 +126,18 @@ static int is_const_sel(ir_node *sel) {
   return 1;
 }
 
-/**
+/*
  * Returns non-zero, if the address of an entity
  * represented by a Sel node (or it's successor Sels) is taken.
- *
- * @param sel  the Sel node
  */
-static int is_address_taken(ir_node *sel)
+int is_address_taken(ir_node *sel)
 {
-  int i, n;
+  int i;
 
   if (! is_const_sel(sel))
     return 1;
 
-  n = get_irn_n_outs(sel);
-  for (i = 0; i < n; ++i) {
+  for (i = get_irn_n_outs(sel) - 1; i >= 0; --i) {
     ir_node *succ = get_irn_out(sel, i);
 
     switch (get_irn_opcode(succ)) {