{"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"#[derive(Eq,"}]}
#[derive(Eq, PartialEq, Clone, Debug, Copy, TyEncodable, TyDecodable, HashStable, Hash)]
/// during `typeck`, specifically by `regionck`.
#[derive(TypeFoldable, TypeVisitable)]