Verify that omitting ManuallyDrop is safe - `assert_impl_all(...: Copy)`

After this CL the generated Rust bindings also include assertions that
verify that it was indeed safe to omit `ManuallyDrop<T>` for some fields:

    assert_impl_all( #field_type: Copy )

PiperOrigin-RevId: 436589564
17 files changed
tree: daf4a521d9afa69891ae032e0a1321c681495fae
  1. lifetime_annotations/
  2. rs_bindings_from_cc/
  3. CODE_OF_CONDUCT
  4. CONTRIBUTING
  5. LICENSE
  6. README.md
README.md

Crubit: C++/Rust Bidirectional Interop Tool

Extremely experimental interop tooling for C++ and Rust.

Please don‘t use, this is an experiment and we don’t yet know where will it pull us. There will be breaking changes without warning. Unfortunately, we can't take contributions at this point.