#[cfg(test)]
mod tests;
-/// Requirements for a `StableHashingContext` to be used in this crate.
-/// This is a hack to allow using the `HashStable_Generic` derive macro
-/// instead of implementing everything in `rustc_middle`.
-pub trait HashStableContext {}
+pub use rustc_abi::HashStableContext;
/// The name of rustc's own place to organize libraries.
///