From: Jim Grosbach <grosbach@apple.com>
Date: Fri, 2 Dec 2011 18:33:03 +0000 (+0000)
Subject: Check for error after InstantiateMultclassDef.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=94f2dc90a54443ea405776d6ffa2a4e27800d3d6;p=oota-llvm.git

Check for error after InstantiateMultclassDef.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145689 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/TableGen/TGParser.cpp b/lib/TableGen/TGParser.cpp
index c06add4f618..8bcb029cbcf 100644
--- a/lib/TableGen/TGParser.cpp
+++ b/lib/TableGen/TGParser.cpp
@@ -2219,6 +2219,8 @@ bool TGParser::ParseDefm(MultiClass *CurMultiClass) {
       Record *DefProto = MC->DefPrototypes[i];
 
       Record *CurRec = InstantiateMulticlassDef(*MC, DefProto, DefmPrefix, DefmPrefixLoc);
+      if (!CurRec)
+        return true;
 
       if (ResolveMulticlassDefArgs(*MC, CurRec, DefmPrefixLoc, SubClassLoc,
                                    TArgs, TemplateVals, true/*Delete args*/))