made code C89 compliant

[libfirm] / ir / be / benode.c

diff --git a/ir/be/benode.c b/ir/be/benode.c
index f4731f7..617f601 100644 (file)
--- a/ir/be/benode.c
+++ b/ir/be/benode.c
@@ -611,9 +611,9 @@ int be_has_frame_entity(const ir_node *irn)
        case beo_FrameLoad:
        case beo_FrameAddr:
                return 1;
+       default:
+               return 0;
        }
-
-       return 0;
 }
 
 entity *be_get_frame_entity(const ir_node *irn)
@@ -787,8 +787,6 @@ static INLINE ir_node *find_a_spill(const ir_node *irn)
 
 entity *be_get_spill_entity(const ir_node *irn)
 {
-       int opc           = get_irn_opcode(irn);
-
        switch(be_get_irn_opcode(irn)) {
        case beo_Reload:
                {
@@ -924,7 +922,6 @@ static void *put_out_reg_req(arch_register_req_t *req, const ir_node *irn, int o
 static void *put_in_reg_req(arch_register_req_t *req, const ir_node *irn, int pos)
 {
        const be_node_attr_t *a = get_irn_attr(irn);
-       int n                   = get_irn_arity(irn);
 
        if(pos < get_irn_arity(irn) && pos < a->max_reg_data)
                memcpy(req, &a->reg_data[pos].in_req, sizeof(req[0]));
@@ -1083,7 +1080,6 @@ static const arch_register_req_t *get_Phi_reg_req_recursive(const phi_handler_t
 {
        int n = get_irn_arity(phi);
        ir_node *op;
-       int done = 0;
        int i;
 
        if(*visited && pset_find_ptr(*visited, phi))
@@ -1319,6 +1315,8 @@ static int dump_node(ir_node *irn, FILE *f, dump_reason_t reason)
                                        fprintf(f, "direction: %s\n", a->dir == be_stack_dir_expand ? "expand" : "shrink");
                                }
                                break;
+                       default:
+                               break;
                        }
        }