From 6d81944d739921a2143b0a4064112deb19edcbd4 Mon Sep 17 00:00:00 2001
From: 15750821961 <huangzq@mail.ustc.edu.cn>
Date: Sat, 13 Nov 2021 14:50:29 +0800
Subject: [PATCH] fix bugs

---
 src/SysYBuilder/SysYBuilder.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/SysYBuilder/SysYBuilder.cpp b/src/SysYBuilder/SysYBuilder.cpp
index 8e8e4e5..8af141c 100644
--- a/src/SysYBuilder/SysYBuilder.cpp
+++ b/src/SysYBuilder/SysYBuilder.cpp
@@ -53,6 +53,10 @@ void SysYBuilder::visit(SyntaxTree::AssignStmt &node) {
     return;
 }
 
+void SysYBuilder::visit(SyntaxTree::LVal &node) {
+    return;
+}
+
 void SysYBuilder::visit(SyntaxTree::Literal &node) {
     return;
 }