syntax_data: {"ast_node_type":"other","tokens":[{"end":33,"kind":"keyword","start":0,"text":"determined_fn_def_id,"}]}
source_snippet:             determined_fn_def_id,
context_before:             // Since `#[rustc_nounwind]` can change unwinding, we cannot infer unwinding by `fn_def_id` for a virtual call.
context_after:             sig.abi,