syntax_data: {"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // big non-exhaustive types, and is [hard to
context_before:     // Type-level uninhabitedness should always imply ABI uninhabitedness. This can be expensive on
context_after:     // fix](https://github.com/rust-lang/rust/issues/141006#issuecomment-2883415000) in general.