diff --git a/src/midend/Pass/Pass.cpp b/src/midend/Pass/Pass.cpp
index ba258d1..c7c3626 100644
--- a/src/midend/Pass/Pass.cpp
+++ b/src/midend/Pass/Pass.cpp
@@ -128,77 +128,77 @@ void PassManager::runOptimizationPipeline(Module* moduleIR, IRBuilder* builderIR
       this->addPass(&Mem2Reg::ID);
       this->run();
 
-      if(DEBUG) {
-        std::cout << "=== IR After Mem2Reg Optimizations ===\n";
-        printPasses();
-      }
+      // if(DEBUG) {
+      //   std::cout << "=== IR After Mem2Reg Optimizations ===\n";
+      //   printPasses();
+      // }
+
+      // // this->clearPasses();
+      // // this->addPass(&GVN::ID);
+      // // this->run();
 
       // this->clearPasses();
-      // this->addPass(&GVN::ID);
+      // this->addPass(&TailCallOpt::ID);
       // this->run();
 
-      this->clearPasses();
-      this->addPass(&TailCallOpt::ID);
-      this->run();
+      // if(DEBUG) {
+      //   std::cout << "=== IR After TailCallOpt ===\n";
+      //   SysYPrinter printer(moduleIR);
+      //   printer.printIR();
+      // }
 
-      if(DEBUG) {
-        std::cout << "=== IR After TailCallOpt ===\n";
-        SysYPrinter printer(moduleIR);
-        printer.printIR();
-      }
+      // if(DEBUG) {
+      //   std::cout << "=== IR After GVN Optimizations ===\n";
+      //   printPasses();
+      // }
 
-      if(DEBUG) {
-        std::cout << "=== IR After GVN Optimizations ===\n";
-        printPasses();
-      }
+      // // this->clearPasses();
+      // // this->addPass(&SCCP::ID);
+      // // this->run();
+
+      // if(DEBUG) {
+      //   std::cout << "=== IR After SCCP Optimizations ===\n";
+      //   printPasses();
+      // }
 
       // this->clearPasses();
-      // this->addPass(&SCCP::ID);
+      // this->addPass(&LoopNormalizationPass::ID);
+      // this->addPass(&InductionVariableElimination::ID);
       // this->run();
 
-      if(DEBUG) {
-        std::cout << "=== IR After SCCP Optimizations ===\n";
-        printPasses();
-      }
-
-      this->clearPasses();
-      this->addPass(&LoopNormalizationPass::ID);
-      this->addPass(&InductionVariableElimination::ID);
-      this->run();
-
-      if(DEBUG) {
-        std::cout << "=== IR After Loop Normalization, Induction Variable Elimination ===\n";
-        printPasses();
-      }
+      // if(DEBUG) {
+      //   std::cout << "=== IR After Loop Normalization, Induction Variable Elimination ===\n";
+      //   printPasses();
+      // }
       
 
-      this->clearPasses();
-      this->addPass(&LICM::ID);
-      this->run();
-
-      if(DEBUG) {
-        std::cout << "=== IR After LICM ===\n";
-        printPasses();
-      }
-      
-      this->clearPasses();
-      this->addPass(&LoopStrengthReduction::ID);
-      this->run();
-
-      if(DEBUG) {
-        std::cout << "=== IR After Loop Normalization, and Strength Reduction Optimizations ===\n";
-        printPasses();
-      }
-
-      // // 全局强度削弱优化，包括代数优化和魔数除法
       // this->clearPasses();
-      // this->addPass(&GlobalStrengthReduction::ID);
+      // this->addPass(&LICM::ID);
       // this->run();
 
-      if(DEBUG) {
-        std::cout << "=== IR After Global Strength Reduction Optimizations ===\n";
-        printPasses();
-      }
+      // if(DEBUG) {
+      //   std::cout << "=== IR After LICM ===\n";
+      //   printPasses();
+      // }
+      
+      // this->clearPasses();
+      // this->addPass(&LoopStrengthReduction::ID);
+      // this->run();
+
+      // if(DEBUG) {
+      //   std::cout << "=== IR After Loop Normalization, and Strength Reduction Optimizations ===\n";
+      //   printPasses();
+      // }
+
+      // // // 全局强度削弱优化，包括代数优化和魔数除法
+      // // this->clearPasses();
+      // // this->addPass(&GlobalStrengthReduction::ID);
+      // // this->run();
+
+      // if(DEBUG) {
+      //   std::cout << "=== IR After Global Strength Reduction Optimizations ===\n";
+      //   printPasses();
+      // }
 
       this->clearPasses();
       this->addPass(&Reg2Mem::ID);