[Bug c++/30601] [4.3 regression] -Wreturn-type warns about more than what the documentation says

["bangerth at dealii dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #15 from bangerth at dealii dot org  2008-07-10 03:38 -------
(In reply to comment #11)
> Subject: Re:  [4.3 regression] -Wreturn-type warns about more
>  than what the documentation says
> 
> 
> > I think this was done on purpose.
> 
> It is contrary to what the documentation says. I think it also doesn't
> make much sense in C++ if the return type results from a template
> substitution. For example, the following case is rather common:
> 
>   template <typename T> class Array {
>     T& operator();
>     T operator() const;
>   };
> 
> This class will trigger a warning if instantiated as Array<const double>
> because the return type of the second operator() is now 'const double'.

This issue has now been addressed with the most recent patch for PR 36760.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30601