syntax_data: {"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"#[label(mir_build_unreachable_covered_by_catchall)]"}]}
source_snippet:     #[label(mir_build_unreachable_covered_by_catchall)]
context_before:     pub(crate) uninhabited_note: Option<()>,
context_after:     pub(crate) covered_by_catchall: Option<Span>,