From 74c8558965cc021a3e320dc778e1edc497bd2491 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Fri, 16 May 2014 14:22:33 +0000
Subject: [PATCH] Small dyn_cast and auto cleanup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208993 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Bitcode/Reader/BitcodeReader.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index a1ae6baff9f..ea33578502b 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1963,11 +1963,11 @@ error_code BitcodeReader::ParseModule(bool Resume) {
       Type *Ty = getTypeByID(Record[0]);
       if (!Ty)
         return Error(InvalidRecord);
-      if (!Ty->isPointerTy())
+      auto *PTy = dyn_cast<PointerType>(Ty);
+      if (!PTy)
         return Error(InvalidTypeForValue);
 
-      auto *PTy = cast<PointerType>(Ty);
-      GlobalAlias *NewGA =
+      auto *NewGA =
           new GlobalAlias(PTy->getElementType(), GetDecodedLinkage(Record[2]),
                           "", nullptr, TheModule, PTy->getAddressSpace());
       // Old bitcode files didn't have visibility field.