"clang++-17"   -Wno-c99-extensions -std=gnu++11 -fPIC -O0 -fno-inline -Wall -Wextra -m64 --target=x86_64-pc-linux -Wno-unknown-warning-option -Wno-unused-but-set-variable -Wno-unused-parameter -DBOOST_ALL_NO_LIB=1 -DBOOST_COBALT_USE_STD_PMR=1 -DBOOST_FILESYSTEM_DYN_LINK=1 -DBOOST_FILESYSTEM_NO_LIB=1 -DBOOST_SYSTEM_DYN_LINK=1 -DBOOST_SYSTEM_NO_LIB=1 -DBOOST_URL_DYN_LINK=1 -DBOOST_URL_NO_LIB=1   -I".." -I"../libs/url/example/router" -I"../libs/url/extra" -I"../libs/url/test/unit" -I"/var/boost/run/boost_root/libs/assert/include" -I"/var/boost/run/boost_root/libs/container_hash/include" -I"/var/boost/run/boost_root/libs/core/include" -I"/var/boost/run/boost_root/libs/describe/include" -I"/var/boost/run/boost_root/libs/detail/include" -I"/var/boost/run/boost_root/libs/filesystem/include" -I"/var/boost/run/boost_root/libs/function_types/include" -I"/var/boost/run/boost_root/libs/fusion/include" -I"/var/boost/run/boost_root/libs/iterator/include" -I"/var/boost/run/boost_root/libs/mp11/include" -I"/var/boost/run/boost_root/libs/optional/include" -I"/var/boost/run/boost_root/libs/predef/include" -I"/var/boost/run/boost_root/libs/scope/include" -I"/var/boost/run/boost_root/libs/smart_ptr/include" -I"/var/boost/run/boost_root/libs/system/include" -I"/var/boost/run/boost_root/libs/throw_exception/include" -I"/var/boost/run/boost_root/libs/tuple/include" -I"/var/boost/run/boost_root/libs/type_traits/include" -I"/var/boost/run/boost_root/libs/url/include" -I"/var/boost/run/boost_root/libs/variant2/include" -I"/var/boost/run/boost_root/libs/winapi/include"  -c -o "/var/boost/run/results/boost/bin.v2/libs/url/test/unit/uri_rule.test/clang-linux-17~gnu11/debug/x86_64/debug-symbols-off/rfc/uri_rule.o" "../libs/url/test/unit/rfc/uri_rule.cpp"

In file included from ../libs/url/test/unit/rfc/uri_rule.cpp:11:
In file included from ../boost/url/rfc/uri_rule.hpp:15:
In file included from ../boost/url/url_view.hpp:15:
In file included from ../boost/url/url_view_base.hpp:15:
In file included from ../boost/url/authority_view.hpp:17:
In file included from ../boost/url/pct_string_view.hpp:18:
../boost/url/grammar/string_view_base.hpp:867:16: error: use of undeclared identifier 'hash_value'
        return hash_value(s.s_);
               ^
1 error generated.