for(pp = set_first(arg_set); pp; pp = set_next(arg_set))
in[pp->pos] = pp->arg;
perm = be_new_Perm(chordal_env->cls, irg, pred_bl, n_projs, in);
be_stat_ev("phi_perm", n_projs);
for(pp = set_first(arg_set); pp; pp = set_next(arg_set))
in[pp->pos] = pp->arg;
perm = be_new_Perm(chordal_env->cls, irg, pred_bl, n_projs, in);
be_stat_ev("phi_perm", n_projs);