fix some warnings in optimized mode

[libfirm] / ir / ana / irscc.c

diff --git a/ir/ana/irscc.c b/ir/ana/irscc.c
index 4ccbe9a..4d038c3 100644 (file)
--- a/ir/ana/irscc.c
+++ b/ir/ana/irscc.c
@@ -451,6 +451,8 @@ static int is_head(ir_node *n, ir_node *root) {
        if (!is_outermost_Start(n)) {
 #ifndef NDEBUG
                int uplink = get_irn_uplink(root);
+#else
+               (void) root;
 #endif
                arity = get_irn_arity(n);
                for (i = get_start_index(n); i < arity; i++) {
@@ -488,6 +490,8 @@ static int is_endless_head(ir_node *n, ir_node *root) {
        if (!is_outermost_Start(n)) {
 #ifndef NDEBUG
                int uplink = get_irn_uplink(root);
+#else
+               (void) root;
 #endif
                arity = get_irn_arity(n);
                for (i = get_start_index(n); i < arity; i++) {