array: Use DUP_ARR_D().

ir/ana/domfront.c

@@ -59,8 +59,6 @@ static ir_node **compute_df(ir_node *blk, ir_dom_front_info_t *info)
 {
 	ir_node *c;
 	ir_node **df_list = NEW_ARR_F(ir_node *, 0);
-	ir_node **df;
-	size_t len;
 
 	/* Add local dominance frontiers */
 	foreach_block_succ(blk, edge) {
@@ -88,9 +86,7 @@ static ir_node **compute_df(ir_node *blk, ir_dom_front_info_t *info)
 	}
 
 	/* now copy the flexible array to the obstack */
-	len = ARR_LEN(df_list);
-	df = NEW_ARR_D(ir_node *, &info->obst, len);
-	memcpy(df, df_list, len * sizeof(df[0]));
+	ir_node **const df = DUP_ARR_D(ir_node*, &info->obst, df_list);
 	DEL_ARR_F(df_list);
 
 	pmap_insert(info->df_map, blk, df);

ir/ir/ircons.c

@@ -311,7 +311,6 @@ void mature_immBlock(ir_node *block)
 	size_t   n_preds;
 	ir_node  *next;
 	ir_node  *phi;
-	ir_node **new_in;
 	ir_graph *irg;
 
 	assert(is_Block(block));
@@ -340,8 +339,7 @@ void mature_immBlock(ir_node *block)
 
 	/* create final in-array for the block */
 	if (block->attr.block.dynamic_ins) {
-		new_in = NEW_ARR_D(ir_node*, get_irg_obstack(irg), n_preds + 1);
-		memcpy(new_in, block->in, (n_preds+1) * sizeof(new_in[0]));
+		ir_node **const new_in = DUP_ARR_D(ir_node*, get_irg_obstack(irg), block->in);
 		DEL_ARR_F(block->in);
 		block->in = new_in;
 		block->attr.block.dynamic_ins = false;