Found the following significant warnings:
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/misc/tools_eigen.hpp:38:9: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/misc/implementation/tools_eigen.ipp:38:7: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/misc/implementation/tools_eigen.ipp:100:22: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/bicop/implementation/gumbel.ipp:75:9: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/bicop/implementation/joe.ipp:77:9: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/bicop/implementation/tll.ipp:125:11: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/bicop/implementation/tll.ipp:268:7: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/bicop/implementation/class.ipp:964:7: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/vinecop/implementation/rvine_structure.ipp:633:11: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/vinecop/implementation/tools_select.ipp:573:7: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/vinecop/implementation/tools_select.ipp:899:11: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/vinecop/implementation/class.ipp:800:13: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/vinecop/implementation/class.ipp:1284:7: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  vinereg.cpp:176:13: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  vinereg.cpp:277:13: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
  /data/gannet/ripley/R/test-clang/rvinecopulib/include/vinecopulib/misc/tools_stl.hpp:112:11: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
See ‘/data/gannet/ripley/R/packages/tests-clang/vinereg.Rcheck/00install.out’ for details.