syntax_data: {"ast_node_type":"variable","tokens":[{"end":31,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:     let size = ret.layout.size;
context_before: fn classify_ret<Ty>(ret: &mut ArgAbi<'_, Ty>) {
context_after:     if size.bits() <= 128 && matches!(ret.layout.backend_repr, BackendRepr::SimdVector { .. }) {