--- /dev/null
+++ dyld/dyld-941.4/testing/kernel-cache-tests/kernel-vtable-patching/foo.cpp
@@ -0,0 +1,23 @@
+
+#include "foo.h"
+
+OSDefineMetaClassAndStructors( Foo, OSObject )
+
+// Index 0 has been replaced with a method
+OSMetaClassDefineReservedUsed(Foo, 0)
+OSMetaClassDefineReservedUnused( Foo, 1 )
+OSMetaClassDefineReservedUnused( Foo, 2 )
+OSMetaClassDefineReservedUnused( Foo, 3 )
+
+int Foo::foo() {
+	return 0;
+}
+
+int Foo::fooUsed0() {
+	return 0;
+}
+
+int foo() {
+	Foo* foo = new Foo();
+	return foo->foo() + foo->fooUsed0();
+}