diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index d6184b8..d130bd8 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -17,7 +17,7 @@ add_executable(sysyc
   IR.cpp
   SysYIRGenerator.cpp
   Backend.cpp
-  LLVMIRGenerator.cpp
+  # LLVMIRGenerator.cpp
   LLVMIRGenerator_1.cpp
 )
 target_include_directories(sysyc PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
diff --git a/src/LLVMIRGenerator.h b/src/LLVMIRGenerator.h
index 85f1a34..e330a4f 100644
--- a/src/LLVMIRGenerator.h
+++ b/src/LLVMIRGenerator.h
@@ -38,7 +38,7 @@ private:
     std::stack<LoopLabels> loopStack; // 用于管理循环的break和continue标签
     std::string getNextTemp();
     std::string getLLVMType(const std::string&);
-    sysy::Type* LLVMIRGenerator::getSysYType(const std::string&);
+    sysy::Type* getSysYType(const std::string&);
     
     bool inFunction = false; // 标识当前是否处于函数内部
     
diff --git a/src/LLVMIRGenerator_1.cpp b/src/LLVMIRGenerator_1.cpp
index c7da24b..78c9e8a 100644
--- a/src/LLVMIRGenerator_1.cpp
+++ b/src/LLVMIRGenerator_1.cpp
@@ -8,7 +8,7 @@
 #include <stdexcept>
 #include <sstream>
 
-namespace sysy {
+// namespace sysy {
 
 std::string LLVMIRGenerator::generateIR(SysYParser::CompUnitContext* unit) {
     // 初始化 SysY IR 模块
@@ -852,4 +852,4 @@ std::any LLVMIRGenerator::visitLOrExp(SysYParser::LOrExpContext* ctx) {
     return left;
 }
 
-} // namespace sysy
\ No newline at end of file
+// } // namespace sysy
\ No newline at end of file