[midend-SCCP]没有编译报错但是Segmemtation falut

src/midend/Pass/Pass.cpp

@@ -5,6 +5,7 @@
 #include "DCE.h"
 #include "Mem2Reg.h"
 #include "Reg2Mem.h"
+#include "SCCP.h"
 #include "Pass.h"
 #include <iostream>
 #include <queue>
@@ -50,6 +51,8 @@ void PassManager::runOptimizationPipeline(Module* moduleIR, IRBuilder* builderIR
     registerOptimizationPass<Mem2Reg>(builderIR);
     registerOptimizationPass<Reg2Mem>(builderIR);
 
+    registerOptimizationPass<SCCP>(builderIR);
+
     if (optLevel >= 1) {
       //经过设计安排优化遍的执行顺序以及执行逻辑
       if (DEBUG) std::cout << "Applying -O1 optimizations.\n";
@@ -80,10 +83,11 @@ void PassManager::runOptimizationPipeline(Module* moduleIR, IRBuilder* builderIR
 
       this->clearPasses();
       this->addPass(&Mem2Reg::ID);
+      this->addPass(&SCCP::ID);
       this->run();
 
       if(DEBUG) {
-        std::cout << "=== IR After Mem2Reg Optimizations ===\n";
+        std::cout << "=== IR After Mem2Reg And SCCP Optimizations ===\n";
         printPasses();
       }