diff --git a/make.py b/make.py
index fcf2d70..c299387 100644
--- a/make.py
+++ b/make.py
@@ -173,7 +173,6 @@ def build_depend(src:list):
       CmdQueue.put(cmd_item_t(cmd,f"更新 {dst}"))
       dst_list.append(dst)
   run_cmd_queue(CmdQueue)
-  # check_exists(dst_list)
 
 
 # 生成中间文件
@@ -193,7 +192,6 @@ def build_object(src:list):
         CmdQueue.put(cmd_item_t(cmd,f"编译 {dst}"))
         dst_list.append(dst)
   run_cmd_queue(CmdQueue)
-  # check_exists(dst_list)
 
 
 # 生成可执行文件
diff --git a/make_riscv.py b/make_riscv.py
index a7d87fc..1f61170 100644
--- a/make_riscv.py
+++ b/make_riscv.py
@@ -186,7 +186,6 @@ def build_depend(src:list):
       CmdQueue.put(cmd_item_t(cmd,f"更新 {dst}"))
       dst_list.append(dst)
   run_cmd_queue(CmdQueue)
-  # check_exists(dst_list)
 
 # 生成中间文件
 def build_object(src:list):
@@ -210,7 +209,6 @@ def build_object(src:list):
       CmdQueue.put(cmd_item_t(cmd,f"编译 {dst}"))
       dst_list.append(dst)
   run_cmd_queue(CmdQueue)
-  # check_exists(dst_list)
 
 
 # 生成可执行文件
@@ -222,7 +220,9 @@ def build_target(src:list):
     obj_list.append('.'.join([name,'o']))
   dst=os.path.join(OUTPUT,TARGET)+".elf"
   if(check_rebuild(dst,obj_list)):
-    cmd=f"{CC} {' '.join(obj_list)} -o {dst} {flags} -T{LD_FILE} -Wall -Wextra -nostartfiles -Wl,-Map,\"{OUTPUT}/{TARGET}.map\""
+    cmd=f"{CC} {' '.join(obj_list)} -o {dst} {flags} -T{LD_FILE} \
+      -Wall -Wextra -nostartfiles -Wl,-Map,\"{OUTPUT}/{TARGET}.map\" \
+      -Wl,-print-memory-usage"
     print(f"链接 {dst}")
     ret=os.system(cmd)
     if(ret):