2 files changed, 4 insertions, 0 deletions
diff --git a/lib/Frontend/PCHReader.cpp b/lib/Frontend/PCHReader.cpp
index 198fd434c8..27ca86f2f1 100644
--- a/lib/Frontend/PCHReader.cpp
+++ b/lib/Frontend/PCHReader.cpp
@@ -1769,6 +1769,9 @@ void PCHReader::InitializeContext(ASTContext &Ctx) {
     Context->ObjCSelRedefinitionType = GetType(ObjCSelRedef);
   if (unsigned String = SpecialTypes[pch::SPECIAL_TYPE_NS_CONSTANT_STRING])
     Context->setNSConstantStringType(GetType(String));
+
+  if (SpecialTypes[pch::SPECIAL_TYPE_INT128_INSTALLED])
+    Context->setInt128Installed();
 }
 
 /// \brief Retrieve the name of the original source file name
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 52db0ee1e7..1177b9452b 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -2159,6 +2159,7 @@ void PCHWriter::WritePCH(Sema &SemaRef, MemorizeStatCalls *StatCalls,
   AddTypeRef(Context.getRawBlockdescriptorExtendedType(), Record);
   AddTypeRef(Context.ObjCSelRedefinitionType, Record);
   AddTypeRef(Context.getRawNSConstantStringType(), Record);
+  Record.push_back(Context.isInt128Installed());
   Stream.EmitRecord(pch::SPECIAL_TYPES, Record);
 
   // Keep writing types and declarations until all types and