Transition to libbindgen sub-crate

- The root crate is the `bindgen` binary
- Rust-ify the test suite, no more subprocesses!
- Update Travis config to test both crates

1 files changed, 11 insertions, 0 deletions

diff --git a/libbindgen/tests/headers/vtable_recursive_sig.hpp b/libbindgen/tests/headers/vtable_recursive_sig.hpp
new file mode 100644
index 00000000..8729be00
--- /dev/null
+++ b/libbindgen/tests/headers/vtable_recursive_sig.hpp
@@ -0,0 +1,11 @@
+// bindgen-flags: -- -std=c++11
+
+class Derived;
+class Base {
+public:
+  virtual Derived* AsDerived() { return nullptr; }
+};
+
+class Derived final : public Base {
+  virtual Derived* AsDerived() override { return this; }
+};