syntax_data: {"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // to runtime, so we have to manually specify the correct typing mode.
context_before:         // FIXME(#132279): This is used during the phase transition from analysis
context_after:         let typing_env = ty::TypingEnv::post_analysis(tcx, body.source.def_id());