From 48cc73d9c7c8d21e3207232663c96d4a266d64b0 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Mon, 17 Aug 2009 15:28:08 +0000
Subject: [PATCH] Fix printing of instructions with null operands.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79243 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 82358e9b89a..94256827f0a 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -689,7 +689,7 @@ void SlotTracker::processFunction() {
           !I->hasName())
         CreateFunctionSlot(I);
       for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i) 
-        if (MDNode *N = dyn_cast<MDNode>(I->getOperand(i))) 
+        if (MDNode *N = dyn_cast_or_null<MDNode>(I->getOperand(i)))
           CreateMetadataSlot(N);
     }
   }
-- 
2.11.0