Date: Wed, 13 Nov 2013 08:46:18 +0100 From: Dimitry Andric <dim@FreeBSD.org> To: Shane Ambler <FreeBSD@ShaneWare.Biz> Cc: Tijl Coosemans <tijl@coosemans.org>, David Chisnall <theraven@FreeBSD.org>, Steve Kargl <sgk@troutmask.apl.washington.edu>, freebsd-current@FreeBSD.org Subject: Re: Are clang++ and libc++ compatible? Message-ID: <DA4EBEAD-B265-47F7-860F-998B5D8368A3@FreeBSD.org> In-Reply-To: <52832A63.1000601@ShaneWare.Biz> References: <20131112163219.GA2834@troutmask.apl.washington.edu> <77CB2B92-216A-4C80-B033-7E582B5F0DFC@FreeBSD.org> <20131112165422.GA2939@troutmask.apl.washington.edu> <E0FE40D9-726C-4501-B31A-3622510C1C68@FreeBSD.org> <20131112175556.GA3319@troutmask.apl.washington.edu> <20131112201922.GA4330@troutmask.apl.washington.edu> <20131112221946.78602db0@kalimero.tijl.coosemans.org> <52832A63.1000601@ShaneWare.Biz>
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--Apple-Mail=_BB35E160-ADA6-419E-88B7-4FCC0C494202 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=iso-8859-1 On 13 Nov 2013, at 08:29, Shane Ambler <FreeBSD@ShaneWare.Biz> wrote: > On 13/11/2013 07:49, Tijl Coosemans wrote: ... >> There's a similar problem with graphics/blender. There's a class >> TreeElement which links to its parent TreeElement like this: >> >> std::map<std::string, TreeElement>::const_iterator parent; >> >> Works with libstdc++, fails with libc++. If the standard doesn't >> specify this it would still be a very convenient extension. >> > > A possible solution I found looking into this is to wrap the Entry > reference in a std::unique_ptr - so changing - > std::deque<Entry> messages; > to - > std::deque<std::unique_ptr<Entry>> messages; > > This turns messages into a pointer so you need to change > messages.date into messages->date With pan, this is not so easy, unfortunately. It needs changes all over the place to make it work. There was a patch for pkgsrc [1] which attempted this, but it was backed out because it caused crashes. -Dimitry [1] http://mail-index.netbsd.org/pkgsrc-changes/2013/06/16/msg091009.html --Apple-Mail=_BB35E160-ADA6-419E-88B7-4FCC0C494202 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.22 (Darwin) iEYEARECAAYFAlKDLk4ACgkQsF6jCi4glqMKqwCfS9owFajqzF9xGXhQwvP/dMxd ywEAnivrD+YnXlS5HJ3Bba4LSkuQ07sv =lMiM -----END PGP SIGNATURE----- --Apple-Mail=_BB35E160-ADA6-419E-88B7-4FCC0C494202--
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