修复IR打印器中浮点比较指令的类型错误，确保生成正确的LLVM IR代码

src/midend/SysYIRPrinter.cpp

@@ -299,7 +299,12 @@ void SysYPrinter::printInst(Instruction *pInst) {
       
       // Types and operands
       std::cout << " ";
-      printType(binInst->getType());
+      // For comparison operations, print operand types instead of result type
+      if (pInst->getKind() >= Kind::kICmpEQ && pInst->getKind() <= Kind::kFCmpGE) {
+        printType(binInst->getLhs()->getType());
+      } else {
+        printType(binInst->getType());
+      }
       std::cout << " ";
       printValue(binInst->getLhs());
       std::cout << ", ";