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Message-Id: <199903151640.KAA02580@modi.xraylith.wisc.edu>
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To: "Jonathan Pryor" <jonpryor AT vt DOT edu>
cc: "Cygwin Mailing List" <cygwin AT sourceware DOT cygnus DOT com>
Subject: Re: egcs 1.1.1: odd warning message with template friend functions 
In-reply-to: Your message of "Mon, 15 Mar 1999 09:18:33 EST."
             <11ad01be6eee$c7a47bf0$e63d2509 AT jonpryor DOT raleigh DOT ibm DOT com> 
Date: Mon, 15 Mar 1999 10:40:53 -0600
From: Mumit Khan <khan AT xraylith DOT wisc DOT EDU>

"Jonathan Pryor" <jonpryor AT vt DOT edu> writes:
> ------=_NextPart_000_11AA_01BE6EC4.CC9E62D0
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> 
> Note: I'm not complaining about the resulting executable; I'm
> complaining about the warning message itself.
> 
> When I compile the attached source code, I get the 
> following warning:
> 
>     mi.cpp:7: warning: friend declaration `bool operator ==(
>         const class meta_info<T> &, const class meta_info<T> &)'
>     mi.cpp:7: warning:   declares a non-template function
>     mi.cpp:7: warning:   (if this is not what you intended, make sure
>     mi.cpp:7: warning:   the function template has already been declared,
>     mi.cpp:7: warning:   and add <> after the function name here)
>     mi.cpp:8: warning: friend declaration `class meta_info<T> metaid(
>         const T &)'
>     mi.cpp:8: warning:   declares a non-template function

Please see "Guiding Declarations" in the standard. EGCS is correct; MSVC
doesn't implmenent this correctly. This was added after Stroustrup book
came out (at least my copy of it).

Regards,
Mumit


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