From 9b718e88642963bfb519c47b70d1daf5d2126325 Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Mon, 20 Jun 2011 20:56:05 +0000
Subject: Skip fields that don't exist in the Register class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133470 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/CodeGenRegisters.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'utils')

diff --git a/utils/TableGen/CodeGenRegisters.cpp b/utils/TableGen/CodeGenRegisters.cpp
index 7330021..80765b6 100644
--- a/utils/TableGen/CodeGenRegisters.cpp
+++ b/utils/TableGen/CodeGenRegisters.cpp
@@ -236,7 +236,8 @@ struct TupleExpander : SetTheory::Expander {
         if (RV.getName() == "DwarfNumbers" ||
             RV.getName() == "DwarfAlias" ||
             RV.getName() == "Aliases") {
-          NewReg->addValue(*RegisterCl->getValue(RV.getName()));
+          if (const RecordVal *DefRV = RegisterCl->getValue(RV.getName()))
+            NewReg->addValue(*DefRV);
           continue;
         }
 
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