syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"arg.cast_to(Reg"}]}
source_snippet:         arg.cast_to(Reg { kind: RegKind::Integer, size: f.size() });
context_before:     {
context_after:     } else if let BackendRepr::ScalarPair(s1, s2) = arg.layout.backend_repr