Build glm.cppm module with GLM_ENABLE_EXPERIMENTAL defined fails

[isvilen]

g++ -std=c++20 -fmodules -DGLM_ENABLE_EXPERIMENTAL -c /usr/include/glm/glm.cppm
In file included from /usr/include/glm/gtx/string_cast.hpp:45,
                 from /usr/include/glm/ext.hpp:251,
                 from /usr/include/glm/glm.cppm:8:
/usr/include/glm/gtx/string_cast.inl:161:55: error: ‘template<glm::qualifier Q> static std::string glm::detail::compute_to_string<glm::vec<2, bool, Q> >::call(const glm::vec<2, bool, Q>&)’ exposes TU-local entity ‘glm::detail::LabelTrue’
  161 |                 GLM_FUNC_QUALIFIER static std::string call(vec<2, bool, Q> const& x)
      |                                                       ^~~~
/usr/include/glm/gtx/string_cast.inl:46:28: note: ‘glm::detail::LabelTrue’ declared with internal linkage
   46 |         static const char* LabelTrue = "true";
      |                            ^~~~~~~~~
/usr/include/glm/gtx/string_cast.inl:172:55: error: ‘template<glm::qualifier Q> static std::string glm::detail::compute_to_string<glm::vec<3, bool, Q> >::call(const glm::vec<3, bool, Q>&)’ exposes TU-local entity ‘glm::detail::LabelTrue’
  172 |                 GLM_FUNC_QUALIFIER static std::string call(vec<3, bool, Q> const& x)
      |                                                       ^~~~
/usr/include/glm/gtx/string_cast.inl:46:28: note: ‘glm::detail::LabelTrue’ declared with internal linkage
   46 |         static const char* LabelTrue = "true";
      |                            ^~~~~~~~~
/usr/include/glm/gtx/string_cast.inl:184:55: error: ‘template<glm::qualifier Q> static std::string glm::detail::compute_to_string<glm::vec<4, bool, Q> >::call(const glm::vec<4, bool, Q>&)’ exposes TU-local entity ‘glm::detail::LabelTrue’
  184 |                 GLM_FUNC_QUALIFIER static std::string call(vec<4, bool, Q> const& x)
      |                                                       ^~~~
/usr/include/glm/gtx/string_cast.inl:46:28: note: ‘glm::detail::LabelTrue’ declared with internal linkage
   46 |         static const char* LabelTrue = "true";
      |                            ^~~~~~~~~
/usr/include/glm/gtx/string_cast.inl:151:55: error: ‘template<glm::qualifier Q> static std::string glm::detail::compute_to_string<glm::vec<1, bool, Q> >::call(const glm::vec<1, bool, Q>&)’ exposes TU-local entity ‘glm::detail::LabelTrue’
  151 |                 GLM_FUNC_QUALIFIER static std::string call(vec<1, bool, Q> const& x)
      |                                                       ^~~~
/usr/include/glm/gtx/string_cast.inl:46:28: note: ‘glm::detail::LabelTrue’ declared with internal linkage
   46 |         static const char* LabelTrue = "true";

g++ --version
g++ (GCC) 15.2.1 20250808 (Red Hat 15.2.1-1)

This happens on Linux Fedora 42 release, glm version is glm-devel-1.0.1-3.fc42.noarch