* installing *source* package ‘approxOT’ ...
** package ‘approxOT’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C compiler: ‘Apple clang version 14.0.3 (clang-1403.0.22.14.1)’
using C++ compiler: ‘Apple clang version 14.0.3 (clang-1403.0.22.14.1)’
using SDK: ‘MacOSX11.3.sdk’
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c RcppExports.cpp -o RcppExports.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c cost.cpp -o cost.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c hilbert_cgal.cpp -o hilbert_cgal.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c hilbert_projection.cpp -o hilbert_projection.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c networkflow.cpp -o networkflow.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c round_feasible.cpp -o round_feasible.o
In file included from round_feasible.cpp:1:
In file included from ../inst/include/round_feasible.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from networkflow.cpp:1:
In file included from ../inst/include/networkflow.h:2:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from hilbert_projection.cpp:1:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from round_feasible.cpp:1:
In file included from ../inst/include/round_feasible.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from networkflow.cpp:1:
In file included from ../inst/include/networkflow.h:2:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from cost.cpp:1:
In file included from ../inst/include/cost.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from RcppExports.cpp:4:
In file included from ./../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from hilbert_projection.cpp:1:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from RcppExports.cpp:4:
In file included from ./../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from cost.cpp:1:
In file included from ../inst/include/cost.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from networkflow.cpp:1:
In file included from ../inst/include/networkflow.h:2:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from round_feasible.cpp:1:
In file included from ../inst/include/round_feasible.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from hilbert_projection.cpp:1:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from RcppExports.cpp:4:
In file included from ./../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from cost.cpp:1:
In file included from ../inst/include/cost.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from round_feasible.cpp:1:
In file included from ../inst/include/round_feasible.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from networkflow.cpp:1:
In file included from ../inst/include/networkflow.h:2:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from hilbert_projection.cpp:1:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from RcppExports.cpp:4:
In file included from ./../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from cost.cpp:1:
In file included from ../inst/include/cost.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
networkflow.cpp:50:10: warning: unused variable 'resultdist' [-Wunused-variable]
  double resultdist = net.totalCost(); 
         ^
networkflow.cpp:57:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count=0;
      ^
clang -arch x86_64 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2  -c shortsimplex.c -o shortsimplex.o
shortsimplex.c:905:13: warning: variable 'k' set but not used [-Wunused-but-set-variable]
  int i, j, k;
            ^
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c sort.cpp -o sort.o
1 warning generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c systematic_sample.cpp -o systematic_sample.o
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_approxOT.cpp -o trans_approxOT.o
7 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_greenkhorn.cpp -o trans_greenkhorn.o
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_hilbert.cpp -o trans_hilbert.o
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_rank.cpp -o trans_rank.o
In file included from sort.cpp:1:
In file included from ../inst/include/sort.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from sort.cpp:1:
In file included from ../inst/include/sort.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from systematic_sample.cpp:1:
In file included from ../inst/include/systematic_sample.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from systematic_sample.cpp:1:
In file included from ../inst/include/systematic_sample.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from sort.cpp:1:
In file included from ../inst/include/sort.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from systematic_sample.cpp:1:
In file included from ../inst/include/systematic_sample.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_approxOT.cpp:1:
In file included from ../inst/include/trans_approxOT.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_approxOT.cpp:1:
In file included from ../inst/include/trans_approxOT.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from trans_approxOT.cpp:1:
In file included from ../inst/include/trans_approxOT.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_greenkhorn.cpp:1:
In file included from ../inst/include/trans_greenkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from sort.cpp:1:
In file included from ../inst/include/sort.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_greenkhorn.cpp:1:
In file included from ../inst/include/trans_greenkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from systematic_sample.cpp:1:
In file included from ../inst/include/systematic_sample.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_hilbert.cpp:1:
In file included from ../inst/include/trans_hilbert.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_greenkhorn.cpp:1:
In file included from ../inst/include/trans_greenkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_hilbert.cpp:1:
In file included from ../inst/include/trans_hilbert.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from trans_approxOT.cpp:1:
In file included from ../inst/include/trans_approxOT.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_hilbert.cpp:1:
In file included from ../inst/include/trans_hilbert.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_greenkhorn.cpp:1:
In file included from ../inst/include/trans_greenkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_hilbert.cpp:1:
In file included from ../inst/include/trans_hilbert.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_rank.cpp:1:
In file included from ../inst/include/trans_rank.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_rank.cpp:1:
In file included from ../inst/include/trans_rank.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from trans_rank.cpp:1:
In file included from ../inst/include/trans_rank.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_rank.cpp:1:
In file included from ../inst/include/trans_rank.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
sort.cpp:240:7: warning: unused variable 'P' [-Wunused-variable]
  int P = v.rows();
      ^
sort.cpp:257:7: warning: unused variable 'P' [-Wunused-variable]
  int P = v.rows();
      ^
trans_greenkhorn.cpp:92:7: warning: unused variable 'N' [-Wunused-variable]
  int N = mass_a.size();
      ^
trans_greenkhorn.cpp:93:7: warning: unused variable 'M' [-Wunused-variable]
  int M = mass_b.size();
      ^
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_shortsimplex.cpp -o trans_shortsimplex.o
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_sinkhorn.cpp -o trans_sinkhorn.o
7 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_swap.cpp -o trans_swap.o
In file included from trans_shortsimplex.cpp:1:
In file included from ../inst/include/trans_shortsimplex.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_shortsimplex.cpp:1:
In file included from ../inst/include/trans_shortsimplex.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_univariate.cpp -o trans_univariate.o
5 warnings generated.
In file included from trans_shortsimplex.cpp:1:
In file included from ../inst/include/trans_shortsimplex.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c trans_univariate_approx_pwr.cpp -o trans_univariate_approx_pwr.o
In file included from trans_shortsimplex.cpp:1:
In file included from ../inst/include/trans_shortsimplex.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_sinkhorn.cpp:1:
In file included from ../inst/include/trans_sinkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_sinkhorn.cpp:1:
In file included from ../inst/include/trans_sinkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from trans_sinkhorn.cpp:1:
In file included from ../inst/include/trans_sinkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_sinkhorn.cpp:1:
In file included from ../inst/include/trans_sinkhorn.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_swap.cpp:1:
In file included from ../inst/include/trans_swap.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_swap.cpp:1:
In file included from ../inst/include/trans_swap.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
7 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c transport.cpp -o transport.o
In file included from trans_swap.cpp:1:
In file included from ../inst/include/trans_swap.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_univariate.cpp:1:
In file included from ../inst/include/trans_univariate.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_univariate.cpp:1:
In file included from ../inst/include/trans_univariate.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from trans_univariate_approx_pwr.cpp:1:
In file included from ../inst/include/trans_univariate_approx_pwr.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from trans_univariate_approx_pwr.cpp:1:
In file included from ../inst/include/trans_univariate_approx_pwr.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from trans_univariate.cpp:1:
In file included from ../inst/include/trans_univariate.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_swap.cpp:1:
In file included from ../inst/include/trans_swap.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_univariate_approx_pwr.cpp:1:
In file included from ../inst/include/trans_univariate_approx_pwr.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from trans_univariate.cpp:1:
In file included from ../inst/include/trans_univariate.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from trans_univariate_approx_pwr.cpp:1:
In file included from ../inst/include/trans_univariate_approx_pwr.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from transport.cpp:1:
In file included from ../inst/include/transport.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from transport.cpp:1:
In file included from ../inst/include/transport.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c utils.cpp -o utils.o
In file included from transport.cpp:1:
In file included from ../inst/include/transport.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from transport.cpp:1:
In file included from ../inst/include/transport.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
trans_sinkhorn.cpp:283:7: warning: unused variable 'M' [-Wunused-variable]
  int M = mass_b.size();
      ^
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG  -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppCGAL/include' -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/BH/include' -I/opt/R/x86_64/include   -I../inst/include -fPIC  -falign-functions=64 -Wall -g -O2   -c wasserstein.cpp -o wasserstein.o
5 warnings generated.
5 warnings generated.
In file included from utils.cpp:1:
In file included from ../inst/include/utils.h:5:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from utils.cpp:1:
In file included from ../inst/include/utils.h:5:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from utils.cpp:1:
In file included from ../inst/include/utils.h:5:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from wasserstein.cpp:1:
In file included from ../inst/include/wasserstein.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:26:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseCore:61:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseCore/TriangularSolver.h:273:13: warning: variable 'count' set but not used [-Wunused-but-set-variable]
      Index count = 0;
            ^
In file included from wasserstein.cpp:1:
In file included from ../inst/include/wasserstein.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/Sparse:29:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/SparseLU:35:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/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]
  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
        ^
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h:79:9: warning: variable 'nsuper_et' set but not used [-Wunused-but-set-variable]
  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
        ^
In file included from wasserstein.cpp:1:
In file included from ../inst/include/wasserstein.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:31:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/IterativeSolvers:46:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/IterativeSolvers/IDRS.h:72:10: warning: variable 'replacements' set but not used [-Wunused-but-set-variable]
                        Index replacements = 0;
                              ^
In file included from utils.cpp:1:
In file included from ../inst/include/utils.h:5:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
In file included from wasserstein.cpp:1:
In file included from ../inst/include/wasserstein.h:4:
In file included from ../inst/include/approxOT_types.h:3:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigen.h:25:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/RcppEigenForward.h:37:
In file included from /Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/SparseExtra:45:
/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.4/RcppEigen/include/unsupported/Eigen/src/SparseExtra/MarketIO.h:246:7: warning: variable 'count' set but not used [-Wunused-but-set-variable]
  int count = 0;
      ^
5 warnings generated.
6 warnings generated.
5 warnings generated.
5 warnings generated.
clang++ -arch x86_64 -std=gnu++17 -dynamiclib -Wl,-headerpad_max_install_names -undefined dynamic_lookup -L/Library/Frameworks/R.framework/Resources/lib -L/opt/R/x86_64/lib -o approxOT.so RcppExports.o cost.o hilbert_cgal.o hilbert_projection.o networkflow.o round_feasible.o shortsimplex.o sort.o systematic_sample.o trans_approxOT.o trans_greenkhorn.o trans_hilbert.o trans_rank.o trans_shortsimplex.o trans_sinkhorn.o trans_swap.o trans_univariate.o trans_univariate_approx_pwr.o transport.o utils.o wasserstein.o -F/Library/Frameworks/R.framework/.. -framework R -Wl,-framework -Wl,CoreFoundation
installing to /Volumes/Builds/packages/big-sur-x86_64/results/4.4/approxOT.Rcheck/00LOCK-approxOT/00new/approxOT/libs
** generating debug symbols (dSYM)
** 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 (approxOT)