Driver: Sketch Tool and ToolChain classes.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67036 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tool.cpp b/lib/Driver/Tool.cpp
new file mode 100644
index 0000000..52c047b
--- /dev/null
+++ b/lib/Driver/Tool.cpp
@@ -0,0 +1,15 @@
+//===--- Tool.cpp - Compilation Tools -----------------------------------*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Driver/Tool.h"
+
+using namespace clang::driver;
+
+Tool::~Tool() {
+}