{"ast_node_type":"variable","tokens":[{"end":76,"kind":"keyword","start":0,"text":"let"}]}
    let max = fx.bcx.ins().iconst(ret_size.src_clif_type(), ret_size.max());
    let min = fx.bcx.ins().iconst(ret_size.src_clif_type(), ret_size.min());
    let ret_lane_layout = fx.layout_of(ret_size.ret_ty(fx.tcx));