warning fix, documentation improvements

diff --git a/ir/be/belive.c b/ir/be/belive.c
index 352c240..e2d4dd3 100644 (file)
--- a/ir/be/belive.c
+++ b/ir/be/belive.c
@@ -682,6 +682,7 @@ pset *be_liveness_transfer(const arch_env_t *arch_env, const arch_register_class
 
        if(arch_irn_consider_in_reg_alloc(arch_env, cls, irn)) {
                ir_node *del = pset_remove_ptr(live, irn);
+               (void) del;
                assert(irn == del);
        }
 

diff --git a/ir/be/belive.h b/ir/be/belive.h
index adb8126..4772ac3 100644 (file)
--- a/ir/be/belive.h
+++ b/ir/be/belive.h
@@ -49,9 +49,9 @@ void be_liveness_recompute(be_lv_t *lv);
 /**
  * Update the liveness information for a single node.
  * It is irrelevant if there is liveness information present for the node.
- * The liveness information for the node is firstly deleted and then recompute.
- * So, if the node is fresh and never recorded inf the liveness information
- * before, it is more efficient to call be_liveness_introduce().
+ * The liveness information for the node is firstly deleted and then recomputed.
+ * If the node is fresh and never recorded inf the liveness information before,
+ * it is more efficient to call be_liveness_introduce().
  */
 void be_liveness_update(be_lv_t *lv, ir_node *irn);