From 982493300e26867af6e8c39047a2e7986dbda133 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Wed, 11 Jan 2006 22:13:48 +0000
Subject: ignore register #0

llvm-svn: 25223
---
 llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp')

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 4ecea2f42b2..a89660bb4b4 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2078,7 +2078,7 @@ void SDNode::dump(const SelectionDAG *G) const {
       std::cerr << LBB->getName() << " ";
     std::cerr << (const void*)BBDN->getBasicBlock() << ">";
   } else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(this)) {
-    if (G && MRegisterInfo::isPhysicalRegister(R->getReg())) {
+    if (G && R->getReg() && MRegisterInfo::isPhysicalRegister(R->getReg())) {
       std::cerr << " " <<G->getTarget().getRegisterInfo()->getName(R->getReg());
     } else {
       std::cerr << " #" << R->getReg();
-- 
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