pch support for protocol qualified id's.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69781 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHReader.cpp b/lib/Frontend/PCHReader.cpp
index beb8ce8..f29a0ba 100644
--- a/lib/Frontend/PCHReader.cpp
+++ b/lib/Frontend/PCHReader.cpp
@@ -2090,10 +2090,14 @@
     assert(false && "Cannot de-serialize ObjC qualified interface types yet");
     return QualType();
 
-  case pch::TYPE_OBJC_QUALIFIED_ID:
-    // FIXME: Deserialize ObjCQualifiedIdType
-    assert(false && "Cannot de-serialize ObjC qualified id types yet");
-    return QualType();
+  case pch::TYPE_OBJC_QUALIFIED_ID: {
+    unsigned Idx = 0;
+    unsigned NumProtos = Record[Idx++];
+    llvm::SmallVector<ObjCProtocolDecl*, 4> Protos;
+    for (unsigned I = 0; I != NumProtos; ++I)
+      Protos.push_back(cast<ObjCProtocolDecl>(GetDecl(Record[Idx++])));
+    return Context.getObjCQualifiedIdType(&Protos[0], NumProtos);
+  }
 
   case pch::TYPE_OBJC_QUALIFIED_CLASS:
     // FIXME: Deserialize ObjCQualifiedClassType