Fix warning in r15953.

[libfirm] / ir / be / beuses.c

diff --git a/ir/be/beuses.c b/ir/be/beuses.c
index b0f519d..e3af917 100644 (file)
--- a/ir/be/beuses.c
+++ b/ir/be/beuses.c
@@ -75,6 +75,8 @@ static int cmp_use(const void *a, const void *b, size_t n)
 {
        const be_use_t *p = a;
        const be_use_t *q = b;
+       (void) n;
+
        return !(p->block == q->block && p->node == q->node);
 }
 
@@ -118,7 +120,7 @@ static const be_use_t *get_or_set_use_block(be_uses_t *env,
        return result;
 }
 
-static int be_is_phi_argument(const be_lv_t *lv, const ir_node *block, const ir_node *def)
+static int be_is_phi_argument(const ir_node *block, const ir_node *def)
 {
        ir_node *node;
        ir_node *succ_block = NULL;
@@ -169,12 +171,12 @@ static be_next_use_t get_next_use(be_uses_t *env, ir_node *from,
                                                                  unsigned from_step, const ir_node *def,
                                                                  int skip_from_uses)
 {
-       unsigned  step = from_step;
+       unsigned  step  = from_step;
        ir_node  *block = get_nodes_block(from);
        ir_node  *next_use;
        ir_node  *node;
        unsigned  timestep;
-       int      next_use_step;
+       unsigned  next_use_step;
        const ir_edge_t *edge;
 
 #if 1
@@ -190,6 +192,8 @@ static be_next_use_t get_next_use(be_uses_t *env, ir_node *from,
                ir_node  *node = get_edge_src_irn(edge);
                unsigned  node_step;
 
+               if(is_Anchor(node))
+                       continue;
                if(get_nodes_block(node) != block)
                        continue;
                if(is_Phi(node))
@@ -255,7 +259,7 @@ static be_next_use_t get_next_use(be_uses_t *env, ir_node *from,
        }
 #endif
 
-       if(be_is_phi_argument(env->lv, block, def)) {
+       if(be_is_phi_argument(block, def)) {
                // TODO we really should continue searching the uses of the phi,
                // as a phi isn't a real use that implies a reload (because we could
                // easily spill the whole phi)
@@ -354,6 +358,7 @@ void set_sched_step_walker(ir_node *block, void *data)
 {
        ir_node  *node;
        unsigned step = 0;
+       (void) data;
 
        sched_foreach(block, node) {
                set_irn_link(node, INT_TO_PTR(step));