From 330cde488e864bd12cf2f5f057c57a587791645a Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Sat, 9 Jan 2010 01:02:22 +0000
Subject: NamedMDNode element is either null or MDNode. Otherwise this is a
 malformed NamedMDNode record.

llvm-svn: 93037
---
 llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')

diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index 33da5e4d..bec9c50 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -793,8 +793,10 @@ bool BitcodeReader::ParseMetadata() {
           Elts.push_back(NULL);
         else {
           Value *MD = MDValueList.getValueFwdRef(Record[i]);
-          if (MDNode *B = dyn_cast_or_null<MDNode>(MD))
+          if (MDNode *B = dyn_cast<MDNode>(MD))
             Elts.push_back(B);
+          else
+            return Error("Malformed metadata record");
         }
       }
       Value *V = NamedMDNode::Create(Context, Name.str(), Elts.data(),
-- 
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