{"ast_node_type":"other","tokens":[{"end":24,"kind":"keyword","start":0,"text":"if"}]}
    if lhs_sz < rhs_sz {
    let lhs_sz = bx.cx().int_width(lhs_llty);
        if is_unchecked { bx.unchecked_utrunc(rhs, lhs_llty) } else { bx.trunc(rhs, lhs_llty) }