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From: "hubicka at ucw dot cz" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/63459] operator new and returns_nonnull
Date: Wed, 08 Oct 2014 18:19:00 -0000	[thread overview]
Message-ID: <bug-63459-4-RdDzWfzvdK@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-63459-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63459

--- Comment #6 from Jan Hubicka <hubicka at ucw dot cz> ---
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63459
> 
> --- Comment #5 from Jan Hubicka <hubicka at ucw dot cz> ---
> Hi,
> does something like this make sense (I also updated the DECL_BY_REFERENCE
> check.
> We allow to put variable at address NULL with -fno-delete-null-pointer-checks
> that IMO can let me to pass it by reference.

Hmm, actually in C++ one always gets a local copy.  I wonder if other languages
use it, but until one is found, I guess we do not need that test.

Honza


  parent reply	other threads:[~2014-10-08 18:19 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-04 19:24 [Bug c++/63459] New: " hubicka at gcc dot gnu.org
2014-10-04 20:27 ` [Bug c++/63459] " glisse at gcc dot gnu.org
2014-10-04 20:54 ` hubicka at gcc dot gnu.org
2014-10-04 21:12 ` glisse at gcc dot gnu.org
2014-10-06 14:50 ` rguenth at gcc dot gnu.org
2014-10-08 17:59 ` hubicka at ucw dot cz
2014-10-08 18:19 ` hubicka at ucw dot cz [this message]
2014-11-29 19:34 ` glisse at gcc dot gnu.org

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