syntax_data: {"ast_node_type":"variable","tokens":[{"end":64,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:     if let BackendRepr::Scalar(scalar) = arg.layout.backend_repr
context_before: fn extend_integer_width<Ty>(arg: &mut ArgAbi<'_, Ty>, xlen: u64) {
context_after:         && let Primitive::Int(i, _) = scalar.primitive()