diff --git a/lib/Serialization/ASTReader.cpp b/lib/Serialization/ASTReader.cpp
index 5b1a608..462c2d3 100644
--- a/lib/Serialization/ASTReader.cpp
+++ b/lib/Serialization/ASTReader.cpp
@@ -4740,9 +4740,7 @@
     QualType Deduced = readType(*Loc.F, Record, Idx);
     bool IsDecltypeAuto = Record[Idx++];
     bool IsDependent = Deduced.isNull() ? Record[Idx++] : false;
-    bool IsParameterPack = Record[Idx++];
-    return Context.getAutoType(Deduced, IsDecltypeAuto, IsDependent, 
-                                                      IsParameterPack);
+    return Context.getAutoType(Deduced, IsDecltypeAuto, IsDependent);
   }
 
   case TYPE_RECORD: {
diff --git a/lib/Serialization/ASTReaderDecl.cpp b/lib/Serialization/ASTReaderDecl.cpp
index 74e9937..7099d32 100644
--- a/lib/Serialization/ASTReaderDecl.cpp
+++ b/lib/Serialization/ASTReaderDecl.cpp
@@ -1201,7 +1201,6 @@
       = (Capture*)Reader.Context.Allocate(sizeof(Capture)*Lambda.NumCaptures);
     Capture *ToCapture = Lambda.Captures;
     Lambda.MethodTyInfo = GetTypeSourceInfo(Record, Idx);
-    Lambda.TheLambdaExpr = cast<LambdaExpr>(Reader.ReadExpr(F));
     for (unsigned I = 0, N = Lambda.NumCaptures; I != N; ++I) {
       SourceLocation Loc = ReadSourceLocation(Record, Idx);
       bool IsImplicit = Record[Idx++];
diff --git a/lib/Serialization/ASTWriter.cpp b/lib/Serialization/ASTWriter.cpp
index 01bc9cb..d848530 100644
--- a/lib/Serialization/ASTWriter.cpp
+++ b/lib/Serialization/ASTWriter.cpp
@@ -253,7 +253,6 @@
   Record.push_back(T->isDecltypeAuto());
   if (T->getDeducedType().isNull())
     Record.push_back(T->isDependentType());
-  Record.push_back(T->containsUnexpandedParameterPack());
   Code = TYPE_AUTO;
 }
 
@@ -5137,7 +5136,6 @@
     Record.push_back(Lambda.ManglingNumber);
     AddDeclRef(Lambda.ContextDecl, Record);
     AddTypeSourceInfo(Lambda.MethodTyInfo, Record);
-    AddStmt(Lambda.TheLambdaExpr);
     for (unsigned I = 0, N = Lambda.NumCaptures; I != N; ++I) {
       LambdaExpr::Capture &Capture = Lambda.Captures[I];
       AddSourceLocation(Capture.getLocation(), Record);