http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46097

--- Comment #16 from Jonathan Wakely <redi at gcc dot gnu.org> 2010-10-21 
16:24:18 UTC ---
(In reply to comment #13)
> 
> Good point: here's what I would recommend: common sense. Myself, Alexey, a
> number of packagers across the globe, and untold others have performed this 
> ODR
> violation. Since you know more about the subject matter than me (I would like
> to think of you as a SME - subject matter expert), what would you recommend so
> that folks like myself, Alexey, distribution packagers, and others don't go
> shooting ourselves in the foot?

There are a number of options for making sure the global is private to the
library, thus avoiding multiple definitions of the same object when two copies
of the code are linked to.

* You can make the global object have static linkage.

* You can put it in an anonymous namespace.

* You can give it non-global visibility.


(In reply to comment #15)
> (In reply to comment #11)
> > also, I'm not "the GCC team" and I don't speak for anyone else
> 
> My apologies. I made the leap that you were part of the team due to your email
> address.

This is Free Software, I'm just one contributor among many, I don't speak for
"the team"

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