Move IRBuilder type definition to common file.
 - No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@58546 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGBuilder.h b/lib/CodeGen/CGBuilder.h
new file mode 100644
index 0000000..7d6e868
--- /dev/null
+++ b/lib/CodeGen/CGBuilder.h
@@ -0,0 +1,21 @@
+//===-- CGBuilder.h - Choose IRBuilder implementation  ----------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CLANG_CODEGEN_CGBUILDER_H
+#define CLANG_CODEGEN_CGBUILDER_H
+
+#include "llvm/Support/IRBuilder.h"
+
+namespace clang {
+namespace CodeGen {
+  typedef llvm::IRBuilder<> CGBuilderTy;
+}  // end namespace CodeGen
+}  // end namespace clang
+
+#endif