Date: Thu, 21 Jul 2011 11:22:08 -0600 From: Warner Losh <imp@bsdimp.com> To: Dimitry Andric <dim@FreeBSD.ORG> Cc: Alexander Best <arundel@FreeBSD.ORG>, freebsd-current@FreeBSD.ORG Subject: Re: buildworld failing in lib/libc/db/btree Message-ID: <96FD57E5-947D-41F6-B529-E06855A395EC@bsdimp.com> In-Reply-To: <4E2831CD.6040800@FreeBSD.org> References: <20110721070825.GA80840@freebsd.org> <4E27EEF6.6060401@FreeBSD.org> <20110721134508.GA39498@freebsd.org> <4E2831CD.6040800@FreeBSD.org>
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On Jul 21, 2011, at 8:03 AM, Dimitry Andric wrote:
> On 2011-07-21 15:45, Alexander Best wrote:
> ...
>>> If you are including any path, e.g. CC=/usr/bin/clang, buildworld will
>>> not work. Remove the path and try again.
>>
>> THANKS!
>>
>> ...exactly that was the problem. :) after changing CC/CXX so it doesn't contain
>> a full path, buildworld succeeded!
>
> The problem here was that buildworld builds a bootstrap compiler under
> /usr/obj, but if you specify ${CC} with an absolute path, it fails to
> use it! (The bootstrap compiler has its search paths adjusted, so it
> only looks under /usr/obj for include files, libraries and so on.)
>
> This is actually a problem that needs solving, but it won't happen for
> 9.0, unfortunately...
Yes. And we can't solve it by banning all CC settings with / in them, since it is perfectly legitimate to build the whole tree with a different compiler that lives outside the tree...
Warner
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