From 255cc202ea610f9d6f5a5c6c9d40a2f2be235701 Mon Sep 17 00:00:00 2001
From: Lang Hames <lhames@gmail.com>
Date: Mon, 13 Apr 2020 13:29:59 -0700
Subject: [PATCH] [Support] Add missing files from e823068306e.

---
 llvm/lib/Support/CMakeLists.txt     |  1 +
 llvm/lib/Support/ExtensibleRTTI.cpp | 13 +++++++++++++
 2 files changed, 14 insertions(+)
 create mode 100644 llvm/lib/Support/ExtensibleRTTI.cpp

diff --git a/llvm/lib/Support/CMakeLists.txt b/llvm/lib/Support/CMakeLists.txt
index 897f183b660f..b2071bee4d2d 100644
--- a/llvm/lib/Support/CMakeLists.txt
+++ b/llvm/lib/Support/CMakeLists.txt
@@ -91,6 +91,7 @@ add_llvm_component_library(LLVMSupport
   ELFAttributes.cpp
   Error.cpp
   ErrorHandling.cpp
+  ExtensibleRTTI.cpp
   FileCheck.cpp
   FileCollector.cpp
   FileUtilities.cpp
diff --git a/llvm/lib/Support/ExtensibleRTTI.cpp b/llvm/lib/Support/ExtensibleRTTI.cpp
new file mode 100644
index 000000000000..1c98d1bb8feb
--- /dev/null
+++ b/llvm/lib/Support/ExtensibleRTTI.cpp
@@ -0,0 +1,13 @@
+//===----- lib/Support/ExtensibleRTTI.cpp - ExtensibleRTTI utilities ------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/ExtensibleRTTI.h"
+
+void llvm::RTTIRoot::anchor() {}
+char llvm::RTTIRoot::ID = 0;