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Programming > C++ Moderated > Re: How to conv...
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Re: How to convert a pointer to member function type to a const member one

by nickf3 <nickf3@[EMAIL PROTECTED] > Apr 30, 2008 at 05:04 PM

On Apr 30, 12:38 pm, mcostalba <mcosta...@[EMAIL PROTECTED]
> wrote:
> Hi all,
>
>    I have a problem.
>
> What is the best way to get a type TC from a type T where
>
> T is int(foo::*)(char)
>
> and
>
> TC is int(foo::*)(char) const
>
> I have tried
>
> typdef T const TC
>
> but with no success.
>
> Thanks
> Marco
>

Marco,

T and TC here are not convertible to each other, because members
they point to have different signatures (because of const)
Saying 'typedef const T X' only produces "unmodifiable pointer
to member" type, it does not create "pointer to const member" type.

Hope this helps.
--
  Nikolai

-- 
      [ See http://www.gotw.ca/resources/clcm.htm
for info about ]
      [ comp.lang.c++.moderated.    First time posters: Do this! ]
 




 13 Posts in Topic:
How to convert a pointer to member function type to a const memb
mcostalba <mcostalba@[  2008-04-30 10:38:30 
Re: How to convert a pointer to member function type to a const
nickf3 <nickf3@[EMAIL   2008-04-30 17:04:17 
Re: How to convert a pointer to member function type to a const
smolensky@[EMAIL PROTECTE  2008-04-30 21:54:58 
Re: How to convert a pointer to member function type to a const
"Devdatt Lad" &  2008-04-30 21:54:37 
Re: How to convert a pointer to member function type to a const
Greg Herlihy <greghe@[  2008-04-30 22:17:24 
Re: How to convert a pointer to member function type to a const
mcostalba <mcostalba@[  2008-05-01 13:43:23 
Re: How to convert a pointer to member function type to a const
"Roman.Perepelitsa@[  2008-05-05 07:09:51 
Re: How to convert a pointer to member function type to a const
mcostalba <mcostalba@[  2008-05-06 00:57:14 
Re: How to convert a pointer to member function type to a const
"Roman.Perepelitsa@[  2008-05-06 08:21:31 
Re: How to convert a pointer to member function type to a const
mcostalba <mcostalba@[  2008-05-06 12:47:31 
Re: How to convert a pointer to member function type to a const
dizzy <dizzy@[EMAIL PR  2008-05-07 11:04:35 
Re: How to convert a pointer to member function type to a const
"Roman.Perepelitsa@[  2008-05-07 11:04:05 
Re: How to convert a pointer to member function type to a const
mcostalba <mcostalba@[  2008-05-07 18:33:58 

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tan12V112 Tue Jul 8 23:26:30 CDT 2008.