Add a testcase generator for vtable/rtti testing.  WIP.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@92927 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/VtableTest/Makefile b/utils/VtableTest/Makefile
new file mode 100644
index 0000000..be05668
--- /dev/null
+++ b/utils/VtableTest/Makefile
@@ -0,0 +1,19 @@
+GXX := g++
+CLANGXX := clang++
+
+all: one
+
+test.cc: gen.cc
+	g++ gen.cc -o gen
+	gen >test.cc
+
+test-gcc.sum: test.cc
+	time $(GXX) test.cc -o test-gcc
+	test-gcc >test-gcc.sum
+
+test-clang.sum: test.cc
+	time $(CLANGXX) test.cc -o test-clang
+	test-clang >test-clang.sum
+
+one: test-gcc.sum test-clang.sum
+	cmp test-gcc.sum test-clang.sum