fnid[T](&Tt)->T{rett;}fnmain(){autot=tup(1,2,3,4,5,6,7);check(t._5==6);// FIXME: this needs to work.// auto f0 = bind id[tup(int,int,int,int,int,int,int)](t);autof1=bindid[tup(int,int,int,int,int,int,int)](_);// check (f0()._5 == 6);check(f1(t)._5==6);}