diff --git a/src/main/java/org/jcnc/snow/compiler/cli/SnowCompiler.java b/src/main/java/org/jcnc/snow/compiler/cli/SnowCompiler.java
index a6d90ed..d2db05e 100644
--- a/src/main/java/org/jcnc/snow/compiler/cli/SnowCompiler.java
+++ b/src/main/java/org/jcnc/snow/compiler/cli/SnowCompiler.java
@@ -61,7 +61,7 @@ public class SnowCompiler {
         System.out.println(program);
 
 
-        /* 5. 后端：寄存器分配 & 代码生成 + VM 执行 */
+
         for (IRFunction fn : program.functions()) {
             var alloc = new RegisterAllocator();
             var slotM = alloc.allocate(fn);
diff --git a/test b/test
index ae71d59..1459e7c 100644
--- a/test
+++ b/test
@@ -8,7 +8,17 @@ module: CommonTasks
         body:
             num1 = 10
             num2=1
-            return num1 +num2
+            return num1 + CommonTasks.test(1)
+        end body
+    end function
+
+    function:test
+        parameter:
+            declare num1:int
+        return_type:int
+        body:
+            num1 =4
+            return num1
         end body
     end function
 end module