syntax_data: {"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // `PartialEq` for some lifetime but *not* for `'static`? If this ever becomes a problem
context_before:     // generics can only mention the `'static` lifetime, and how would one have a type that's
context_after:     // we'll need to leave some sort of trace of this requirement in the MIR so that borrowck