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From: Andrew Pinski <pinskia@physics.uc.edu>
To: gcc-bugzilla@gcc.gnu.org
Cc: gcc-bugs@gcc.gnu.org
Subject: Re: [Bug c++/28943] Unusable error message when using a 	conditional-expression with multiple type arguments
Date: Sun, 03 Sep 2006 20:18:00 -0000	[thread overview]
Message-ID: <1157314694.24185.42.camel@celery.andrew.com> (raw)
In-Reply-To: <20060903200803.17469.qmail@sourceware.org>

On Sun, 2006-09-03 at 20:08 +0000, lindevel at gmx dot net wrote:
> 
> ------- Comment #4 from lindevel at gmx dot net  2006-09-03 20:08 -------
> You proved ##c++ wrong! They bet that I would be ignored. ;)
> 
> The thing is that a void itself is not invalid. Using (expr ? void : void)
> works as you see in my report.
> In ##c++ I was told that ( x ? y : z ) wants both y and z to be of the same
> type. And that is stated in no way by the error message.

void is valid if the both sides of the : are void, otherwise it is
invalid.  And they don't have to be the same type either, they can be
different as long as one is convertible to the other (like float and int
or two classes where one is a base class of the other).


-- Pinski


  reply	other threads:[~2006-09-03 20:18 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-03 19:35 [Bug c++/28943] New: " lindevel at gmx dot net
2006-09-03 19:36 ` [Bug c++/28943] " lindevel at gmx dot net
2006-09-03 19:36 ` lindevel at gmx dot net
2006-09-03 19:41 ` pinskia at physics dot uc dot edu
2006-09-03 19:41 ` [Bug c++/28943] New: " Andrew Pinski
2006-09-03 20:08 ` [Bug c++/28943] " lindevel at gmx dot net
2006-09-03 20:18   ` Andrew Pinski [this message]
2006-09-03 20:18 ` pinskia at physics dot uc dot edu
2006-09-03 20:38 ` lindevel at gmx dot net
2007-01-31  9:45 ` patchapp at dberlin dot org
2007-02-15 22:15 ` manu at gcc dot gnu dot org
2007-02-15 22:35 ` manu at gcc dot gnu dot org

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