Found the following significant warnings:
  F.cpp:51:31: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  F.cpp:112:31: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:87:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:261:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:431:36: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:476:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:488:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:587:38: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:710:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:896:31: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:919:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1018:29: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1137:36: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1193:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1206:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1289:34: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1450:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1644:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1880:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:1892:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2004:38: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2153:31: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2175:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2286:29: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2442:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2454:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2695:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2708:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2974:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:2987:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3107:40: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3272:33: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3299:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3417:31: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3541:38: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3583:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3595:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3678:36: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3857:36: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3910:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:3922:21: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:4045:34: warning: ‘bool arma::is_finite(const Base<typename T1::elem_type, T1>&) [with T1 = subview<double>; typename T1::elem_type = double]’ is deprecated: change arma::is_finite(X) to X.is_finite() [-Wdeprecated-declarations]
  FKM_rcpp.cpp:4242:26: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:4253:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:4381:26: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:4542:26: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:4555:23: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  FKM_rcpp.cpp:4698:24: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  func.cpp:124:32: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  func.cpp:124:59: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
  memDeg.cpp:139:27: warning: ‘bool arma::is_finite(eT, const typename arma_scalar_only<T>::result*) [with eT = double; typename arma_scalar_only<T>::result = double]’ is deprecated: change arma::is_finite(val) to std::isfinite(val) [-Wdeprecated-declarations]
See ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/fclust.Rcheck/00install.out’ for details.
* used C compiler: ‘gcc-15 (Debian 15.2.0-4) 15.2.0’
* used C++ compiler: ‘g++-15 (Debian 15.2.0-4) 15.2.0’