/usr/include/boost/phoenix/operator/detail/ is in libboost1.55-dev 1.55.0+dfsg-3.
This file is owned by root:root, with mode 0o755.
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/usr/include/boost/phoenix/operator/detail/define_operator.hpp
/usr/include/boost/phoenix/operator/detail/mem_fun_ptr_eval_result_of.hpp
/usr/include/boost/phoenix/operator/detail/mem_fun_ptr_gen.hpp
/usr/include/boost/phoenix/operator/detail/preprocessed/
/usr/include/boost/phoenix/operator/detail/preprocessed/mem_fun_ptr_gen.hpp
/usr/include/boost/phoenix/operator/detail/preprocessed/mem_fun_ptr_gen_10.hpp
/usr/include/boost/phoenix/operator/detail/preprocessed/mem_fun_ptr_gen_20.hpp
/usr/include/boost/phoenix/operator/detail/preprocessed/mem_fun_ptr_gen_30.hpp
/usr/include/boost/phoenix/operator/detail/preprocessed/mem_fun_ptr_gen_40.hpp
/usr/include/boost/phoenix/operator/detail/preprocessed/mem_fun_ptr_gen_50.hpp
/usr/include/boost/phoenix/operator/detail/undef_operator.hpp