From a8c78a9e89afcca4f003c55bcdbd41a23ecd5c8d Mon Sep 17 00:00:00 2001
From: Nuno Lopes <nunoplopes@sapo.pt>
Date: Wed, 14 Jan 2009 17:51:41 +0000
Subject: [PATCH] fix crash in the case when some arg is null

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62236 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/VMCore/AsmWriter.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index cd4c6921d2e..8139e822ee6 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -1671,7 +1671,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
     } else {
       for (unsigned i = 1, E = I.getNumOperands(); i != E; ++i) {
         Operand = I.getOperand(i);
-        if (Operand->getType() != TheType) {
+        if (Operand && Operand->getType() != TheType) {
           PrintAllTypes = true;    // We have differing types!  Print them all!
           break;
         }