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Date: Thu, 13 Feb 2014 11:21:58 +0100
From: Stefan Farfeleder <stefanf@FreeBSD.org>
To: Dimitry Andric <dim@FreeBSD.org>
Subject: Re: svn commit: r261801 - head/contrib/libc++/include
Message-ID: <20140213102158.GB1533@mole.fafoe.narf.at>
References: <201402121814.s1CIEo5A016765@svn.freebsd.org>
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On Wed, Feb 12, 2014 at 06:14:50PM +0000, Dimitry Andric wrote:
> Author: dim
> Date: Wed Feb 12 18:14:49 2014
> New Revision: 261801
> URL: http://svnweb.freebsd.org/changeset/base/261801
> 
> Log:
>   An ABI incompatibility crept into the libc++ 3.4 import in r261283.  It
>   was caused by upstream libc++ commit r194536, which aimed to make the
>   headers more standards-compliant, by making std::pair's copy constructor
>   trivial.  Unfortunately, this could cause certain C++ applications using
>   shared libraries built against the previous version of libc++ to crash.
>   
>   Fix the ABI incompatibility by making std::pair's copy constructor
>   non-trivial again.
>   
>   Please note: Any C++ applications or shared libraries built with libc++
>   between r261283 and this revision should be recompiled.

Thanks!