Found the following significant warnings:
  directed.cpp:65:30: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:66:30: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:67:30: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:96:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:97:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:121:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:256:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:257:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:258:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:269:10: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:291:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:292:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:307:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:367:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:368:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:369:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  undirected.cpp:141:10: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
See '/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/ergmclust.Rcheck/00install.out' for details.
Found the following significant warnings:
  directed.cpp:65:30: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:66:30: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:67:30: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:96:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:97:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:121:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:256:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:257:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:258:28: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:269:10: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:291:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:292:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:307:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:367:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:368:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  directed.cpp:369:24: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
  undirected.cpp:141:10: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
See ‘/data/gannet/ripley/R/packages/tests-clang/ergmclust.Rcheck/00install.out’ for details.