[Bug c++/65159] Linker forgets definition of type_info::__is_pointer_p

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65159

--- Comment #11 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to David Krauss from comment #10)
> I made a clean build of r220825, and it succeeded. Then I downgraded to
> r220000, and it produced similar link errors, although not in type_info.

This is rather vague, did you do a clean build of r220000?

If not, there's nothing we need to fix here, it's user error.