[Bug libstdc++/90454] filesystem::path template constructor void* overload interference

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90454

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |rejects-valid
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2019-05-13
     Ever confirmed|0                           |1

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
I'm testing this patch:

--- a/libstdc++-v3/include/bits/fs_path.h
+++ b/libstdc++-v3/include/bits/fs_path.h
@@ -115,7 +115,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11
     template<typename _Tp1, typename _Tp2 = void>
       using _Path = typename
        std::enable_if<__and_<__not_<is_same<remove_cv_t<_Tp1>, path>>,
-                             __not_<is_void<_Tp1>>,
+                             __not_<is_void<remove_pointer_t<_Tp1>>>,
                              __constructible_from<_Tp1, _Tp2>>::value,
                       path>::type;