{"ast_node_type":"variable","tokens":[{"end":76,"kind":"keyword","start":0,"text":"let"}]}
            let value = bx.bitcast(value, bx.type_vector(bx.type_f16(), 8));
        ) if s.primitive() == Primitive::Float(Float::F16) => {
            bx.extract_element(value, bx.const_usize(0))