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Date: Thu, 17 May 2012 00:24:38 +0200
From: Dimitry Andric <dim@FreeBSD.org>
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To: "O. Hartmann" <ohartman@zedat.fu-berlin.de>
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Cc: Current FreeBSD <freebsd-current@FreeBSD.org>
Subject: Re: r235510: recent buildworld fail
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On 2012-05-16 20:48, O. Hartmann wrote:> When compiling world (make buildworld) I receive the bewlo error, which
> seems very strange!
> The error occured out of the blue on a FreeBSD 10.0-CURRENT/amd64 box.
...
> /usr/obj/usr/src/tmp/usr/bin/ld: Warning: size of symbol
> `_ZNSi6ignoreEv@GLIBCXX_3.4' changed from 243 in
> /usr/obj/usr/src/tmp/usr/lib/libstdc++.so to 211 in
> /usr/obj/usr/src/tmp/usr/lib/libstdc++.so
> 
> looks like a "mixed up" between CLANG and legacy GCC 4.2.1, as far as I
> remember this error was typical for a mismatch.

Where did you read that?  In any case, I think this may be a problem
with one of the settings in your make.conf, not those in src.conf,
specifically CFLAGS or CXXFLAGS.  Can you please post those?