C++2011: inline namespaces

Milian Wolff mail at milianw.de
Mon Jul 11 17:59:31 UTC 2011

On Tuesday 05 July 2011 21:19:37 Milian Wolff wrote:
> Hey there!
> I would like to get some help on implementing inline namespaces in 
theKDevelop Cpp plugin. The parser handles them now properly (c++0x branch 
ofkdevelop) but I am lost when it comes to implementing the lookup changes.
> See also: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2535.htm
> Foremost it would help me if we could come up with a list of examples I 
canuse for writing unit tests. A simple one is probably:
> inline namespace A { int i = 1; }int b = i + 2;
> according to the new spec this works due to the implicit using declaration
> of namespace A in the global namespace.
> Then regarding explicit instantiation (see 14.7.2/6):
> inline namespace N {template<class T> class > { void mf() {} };}template 
class Y<int>;
> this should now work contrary to a not-inlined namespace if I'm 
> Same for explicit specialization (compare to 14.7.3/8):
> inline namespace N {  template<class T> class Y {};}
> template<> class Y<double> {};
> So far so good. But I'm not so sure about the implications - and where 
tochange what code. Furthermore the point about explicit qualification is
> unclear to me.
> Hence, please help me and give me a hand in getting this done.
> Bye

*push* - David, could you please tell me where to look for code that is 
responsible for the lookup? General ideas on how to implement this would be 
welcome as well.

Milian Wolff
mail at milianw.de
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