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Re: C++98/C++11 ABI compatibility for gcc-4.7

From: Jason Merrill <jason at redhat dot com>
To: Jonathan Wakely <jwakely dot gcc at gmail dot com>
Cc: Stephan Bergmann <sbergman at redhat dot com>, gcc at gcc dot gnu dot org
Date: Tue, 03 Jul 2012 16:42:03 -0400
Subject: Re: C++98/C++11 ABI compatibility for gcc-4.7
References: <684e2daa82dfe58f3c0ca7898a646503.squirrel@fuhm.net> <CAH6eHdQEciws3XiV_mbLDaL4OA3c1B91sYH1=3OOEsK8+NhhYQ@mail.gmail.com> <2f242c57969394ada4e4245513f247de.squirrel@fuhm.net> <4FDEDE37.6060704@redhat.com> <CAH6eHdRrzhHDUx_9S6Awm4m-DmxLcwLsEDMjFFkLL78M7b4q3g@mail.gmail.com> <4FF349BD.7060600@redhat.com> <CAH6eHdTPC5YB0NsGJ0MhS0NzVFQMX+mcFaonqM1NdFgbJX5jOw@mail.gmail.com>

On 07/03/2012 03:59 PM, Jonathan Wakely wrote:

Returning a std::pair by value from a function causes problems if the
caller and callee don't use the same -std setting,
http://gcc.gnu.org/PR53657 and three or four other PRs.

Right, that's because the changes to pair changed its interface. This is a bug that we're working on fixing.

Jason

References:
- Re: C++98/C++11 ABI compatibility for gcc-4.7
  - From: Jason Merrill
- Re: C++98/C++11 ABI compatibility for gcc-4.7
  - From: Jonathan Wakely

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