* installing *source* package ‘literanger’ ... ** using staged installation ** libs using C++ compiler: ‘Debian clang version 16.0.6 (3)’ clang++-16 -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/cpp11/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -c cpp11.cpp -o cpp11.o clang++-16 -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/cpp11/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -c cpp11_predict.cpp -o cpp11_predict.o In file included from cpp11_predict.cpp:52: In file included from ./ForestClassification.h:18: In file included from ./ForestClassification.defn.h:19: ./ForestClassification.decl.h:37:12: warning: class 'Forest' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Forest; ^ ./Forest.decl.h:50:8: note: previous use is here struct Forest : public ForestBase { ^ ./ForestClassification.decl.h:37:12: note: did you mean struct here? friend class Forest; ^~~~~ struct In file included from cpp11_predict.cpp:52: In file included from ./ForestClassification.h:18: In file included from ./ForestClassification.defn.h:33: In file included from ./TreeClassification.defn.h:19: ./TreeClassification.decl.h:37:12: warning: class 'Tree' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Tree; ^ ./Tree.decl.h:35:8: note: previous use is here struct Tree : TreeBase { ^ ./TreeClassification.decl.h:37:12: note: did you mean struct here? friend class Tree; ^~~~~ struct In file included from cpp11_predict.cpp:53: In file included from ./ForestRegression.h:18: In file included from ./ForestRegression.defn.h:19: ./ForestRegression.decl.h:36:12: warning: class 'Forest' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Forest; ^ ./Forest.decl.h:50:8: note: previous use is here struct Forest : public ForestBase { ^ ./ForestRegression.decl.h:36:12: note: did you mean struct here? friend class Forest; ^~~~~ struct In file included from cpp11_predict.cpp:53: In file included from ./ForestRegression.h:18: In file included from ./ForestRegression.defn.h:32: In file included from ./TreeRegression.defn.h:19: ./TreeRegression.decl.h:38:12: warning: class 'Tree' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Tree; ^ ./Tree.decl.h:35:8: note: previous use is here struct Tree : TreeBase { ^ ./TreeRegression.decl.h:38:12: note: did you mean struct here? friend class Tree; ^~~~~ struct 4 warnings generated. clang++-16 -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/cpp11/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -c cpp11_train.cpp -o cpp11_train.o In file included from cpp11_train.cpp:50: In file included from ./ForestClassification.h:18: In file included from ./ForestClassification.defn.h:19: ./ForestClassification.decl.h:37:12: warning: class 'Forest' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Forest; ^ ./Forest.decl.h:50:8: note: previous use is here struct Forest : public ForestBase { ^ ./ForestClassification.decl.h:37:12: note: did you mean struct here? friend class Forest; ^~~~~ struct In file included from cpp11_train.cpp:50: In file included from ./ForestClassification.h:18: In file included from ./ForestClassification.defn.h:33: In file included from ./TreeClassification.defn.h:19: ./TreeClassification.decl.h:37:12: warning: class 'Tree' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Tree; ^ ./Tree.decl.h:35:8: note: previous use is here struct Tree : TreeBase { ^ ./TreeClassification.decl.h:37:12: note: did you mean struct here? friend class Tree; ^~~~~ struct In file included from cpp11_train.cpp:51: In file included from ./ForestRegression.h:18: In file included from ./ForestRegression.defn.h:19: ./ForestRegression.decl.h:36:12: warning: class 'Forest' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Forest; ^ ./Forest.decl.h:50:8: note: previous use is here struct Forest : public ForestBase { ^ ./ForestRegression.decl.h:36:12: note: did you mean struct here? friend class Forest; ^~~~~ struct In file included from cpp11_train.cpp:51: In file included from ./ForestRegression.h:18: In file included from ./ForestRegression.defn.h:32: In file included from ./TreeRegression.defn.h:19: ./TreeRegression.decl.h:38:12: warning: class 'Tree' was previously declared as a struct; this is valid, but may result in linker errors under the Microsoft C++ ABI [-Wmismatched-tags] friend class Tree; ^ ./Tree.decl.h:35:8: note: previous use is here struct Tree : TreeBase { ^ ./TreeRegression.decl.h:38:12: note: did you mean struct here? friend class Tree; ^~~~~ struct 4 warnings generated. clang++-16 -std=gnu++17 -shared -L/home/hornik/tmp/R/lib -Wl,-O1 -o literanger.so cpp11.o cpp11_predict.o cpp11_train.o -L/home/hornik/tmp/R/lib -lR installing to /srv/hornik/tmp/CRAN/literanger.Rcheck/00LOCK-literanger/00new/literanger/libs ** R ** 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 (literanger)