{"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"(Immediate::Scalar(..),"}]}
                (Immediate::Scalar(..), BackendRepr::Scalar(..)) => true,
            match (imm, layout.backend_repr) {
                (Immediate::ScalarPair(..), BackendRepr::ScalarPair(..)) => true,