review changes

Author: Realtyxxx

lib/Conversion/TPtrToLLVM/TPtrToLLVM.cpp

@@ -77,9 +77,6 @@ struct PtrAddConverter : OpConversionPattern<tptr::PtrAddOp> {
       }
     }
 
-    if (!elemTy) {
-      elemTy = ptrTy.getElementType();
-    }
     if (!elemTy) {
       elemTy = rewriter.getIntegerType(8); // default to i8
     }

lib/Conversion/TPtrToLLVM/TPtrToLLVMPass.cpp

@@ -30,8 +30,7 @@ namespace tptr {
 
 namespace {
 
-class TptrToLLVMTypeConverter : public TypeConverter {
-public:
+struct TptrToLLVMTypeConverter : TypeConverter {
   Type convertPtrPointerType(ptr::PtrType type) {
     auto ctx = type.getContext();
     return LLVM::LLVMPointerType::get(ctx);