{"ast_node_type":"variable","tokens":[{"end":73,"kind":"keyword","start":0,"text":"let"}]}
                let to_backend_ty = bx.cx().immediate_backend_type(cast);
            ) if vector_can_bitcast(from_scalar) && vector_can_bitcast(to_scalar) => {
                OperandValue::Immediate(bx.bitcast(imm, to_backend_ty))