* installing *source* package ‘N2R’ ...
** using staged installation
** libs
using C++ compiler: ‘Debian clang version 17.0.6 (5)’
clang++-17  -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -I"../inst/include" -I"./n2/include"   -fpic  -g -O3 -Wall -pedantic  -c RcppExports.cpp -o RcppExports.o
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:1:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Core:540:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:2:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/LU:47:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:3:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Cholesky:12:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Jacobi:29:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:3:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Cholesky:43:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/QR:15:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Householder:27:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/QR:48:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:5:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SVD:48:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:6:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Geometry:58:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:7:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Eigenvalues:58:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:26:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseCore:61:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  273 |       Index count = 0;
      |             ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:26:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseCore:66:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:27:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/OrderingMethods:71:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseCholesky:43:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:31:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseLU:33:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:78:9: warning: variable 'nsuper_et_post' set but not used [-Wunused-but-set-variable]
   78 |   Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
      |         ^
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
   79 |   Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
      |         ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:32:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseQR:34:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:33:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/IterativeLinearSolvers:46:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:32:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/KroneckerProduct:34:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:36:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/Polynomials:135:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:37:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/SparseExtra:44:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:239:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  239 |   int count = 0;
      |       ^
In file included from RcppExports.cpp:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:37:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/SparseExtra:51:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
21 warnings generated.
clang++-17  -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -I"../inst/include" -I"./n2/include"   -fpic  -g -O3 -Wall -pedantic  -c check_openmp.cpp -o check_openmp.o
clang++-17  -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -I"../inst/include" -I"./n2/include"   -fpic  -g -O3 -Wall -pedantic  -c n2knn.cpp -o n2knn.o
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:1:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Core:540:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:2:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/LU:47:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:3:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Cholesky:12:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Jacobi:29:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:3:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Cholesky:43:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/QR:15:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Householder:27:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:4:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/QR:48:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:5:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SVD:48:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:6:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Geometry:58:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:28:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Dense:7:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Eigenvalues:58:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:26:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseCore:61:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  273 |       Index count = 0;
      |             ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:26:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseCore:66:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:27:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/OrderingMethods:71:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseCholesky:43:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:31:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseLU:33:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:78:9: warning: variable 'nsuper_et_post' set but not used [-Wunused-but-set-variable]
   78 |   Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
      |         ^
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
   79 |   Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
      |         ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:32:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/SparseQR:34:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:29:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/Sparse:33:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/IterativeLinearSolvers:46:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:32:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/KroneckerProduct:34:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:36:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/Polynomials:135:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:37:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/SparseExtra:44:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:239:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  239 |   int count = 0;
      |       ^
In file included from n2knn.cpp:24:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigen.h:25:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/RcppEigenForward.h:37:
In file included from /home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/unsupported/Eigen/SparseExtra:51:
/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include/Eigen/src/Core/util/ReenableStupidWarnings.h:14:33: warning: pragma diagnostic pop could not pop, no matching push [-Wunknown-pragmas]
   14 |     #pragma clang diagnostic pop
      |                                 ^
21 warnings generated.
(cd n2  && CFLAGS="-g -O3 -Wall -pedantic" CXXFLAGS="-g -O3 -Wall -pedantic" MAKE="make -f \"/home/hornik/tmp/R-d-clang-17/etc/Makeconf\" -f Makefile" make -f "/home/hornik/tmp/R-d-clang-17/etc/Makeconf" -f Makefile lib) || exit 1;
make[1]: Entering directory '/srv/hornik/tmp/CRAN/N2R.Rcheck/00_pkg_src/N2R/src/n2'
g++ -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -O3 -pthread -fPIC -I"./include"  -fpic  -g -O3 -Wall -pedantic   -c base.cc -o base.o
g++ -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -O3 -pthread -fPIC -I"./include"  -fpic  -g -O3 -Wall -pedantic   -c hnsw.cc -o hnsw.o
hnsw.cc:386: warning: ignoring ‘#pragma omp parallel’ [-Wunknown-pragmas]
  386 |         #pragma omp parallel num_threads(num_threads_)
      | 
hnsw.cc:390: warning: ignoring ‘#pragma omp for’ [-Wunknown-pragmas]
  390 |             #pragma omp for schedule(dynamic,128)
      | 
hnsw.cc:401: warning: ignoring ‘#pragma omp parallel’ [-Wunknown-pragmas]
  401 |         #pragma omp parallel num_threads(num_threads_)
      | 
hnsw.cc:404: warning: ignoring ‘#pragma omp for’ [-Wunknown-pragmas]
  404 |             #pragma omp for schedule(dynamic,128)
      | 
hnsw.cc:621: warning: ignoring ‘#pragma omp parallel’ [-Wunknown-pragmas]
  621 | #pragma omp parallel for schedule(dynamic,128) num_threads(num_threads_)
      | 
g++ -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -O3 -pthread -fPIC -I"./include"  -fpic  -g -O3 -Wall -pedantic   -c hnsw_node.cc -o hnsw_node.o
g++ -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -O3 -pthread -fPIC -I"./include"  -fpic  -g -O3 -Wall -pedantic   -c distance.cc -o distance.o
g++ -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -O3 -pthread -fPIC -I"./include"  -fpic  -g -O3 -Wall -pedantic   -c heuristic.cc -o heuristic.o
g++ -I"/home/hornik/tmp/R-d-clang-17/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I'/srv/hornik/tmp/CRAN/Library/RcppSpdlog/include' -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/RcppEigen/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -O3 -pthread -fPIC -I"./include"  -fpic  -g -O3 -Wall -pedantic   -c mmap.cc -o mmap.o
ar rvs ../libn2.a base.o hnsw.o hnsw_node.o distance.o heuristic.o mmap.o
ar: creating ../libn2.a
a - base.o
a - hnsw.o
a - hnsw_node.o
a - distance.o
a - heuristic.o
a - mmap.o
make[1]: Leaving directory '/srv/hornik/tmp/CRAN/N2R.Rcheck/00_pkg_src/N2R/src/n2'
clang++-17 -std=gnu++17 -shared -L/home/hornik/tmp/R-d-clang-17/lib -Wl,-O1 -o N2R.so RcppExports.o check_openmp.o n2knn.o -L. -lpthread -ln2 -lm -llapack -L/home/hornik/tmp/R-d-clang-17/lib -lRblas -L/usr/lib/llvm-17/lib -lFortran_main -lFortranRuntime -lFortranDecimal -lm -L/home/hornik/tmp/R-d-clang-17/lib -lR
installing to /srv/hornik/tmp/CRAN/N2R.Rcheck/00LOCK-N2R/00new/N2R/libs
** R
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (N2R)