[Bug c++/95677] undefined reference to `(anonymous namespace)::xx'

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95677

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Keywords|                            |accepts-invalid

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Nathan Sidwell from comment #3)
> I think the testcase is should be formed.  it was ok in C++98, but that

Should be ill-formed you wanted to say?  Even better.  Note with -std=c++98
we still would have the wrong-code issue.

> changed when anonymous namespaces gave their contents internal linkage
> (rather than external but with unpronounceable symbols).
> 
> [basic.link]/6 does not anticipate this issue.