Add and fix some comments.

[libfirm] / ir / lower / lower_mode_b.c

diff --git a/ir/lower/lower_mode_b.c b/ir/lower/lower_mode_b.c
index 6375d7b..d2a16dd 100644 (file)
--- a/ir/lower/lower_mode_b.c
+++ b/ir/lower/lower_mode_b.c
@@ -184,10 +184,9 @@ static ir_node *lower_node(ir_node *node)
        dbg_info *dbgi  = get_irn_dbg_info(node);
        ir_node  *block = get_nodes_block(node);
        ir_mode  *mode  = config->lowered_mode;
+       ir_node  *res   = (ir_node*)get_irn_link(node);
        ir_graph *irg;
-       ir_node  *res;
 
-       res = get_irn_link(node);
        if (res != NULL)
                return res;
 
@@ -425,7 +424,7 @@ static void lower_mode_b_walker(ir_node *node, void *env)
                changed = true;
        }
        if (changed) {
-               bool *global_changed = env;
+               bool *global_changed = (bool*)env;
                *global_changed = true;
                add_identities(node);
        }