libstdc++.so.6 in base 9.2 system collides with libstdc++.so.6 in gcc47

[Peter Jeremy]

On 2014-Jan-19 23:07:50 +0100, John Marino <freebsd.contact at marino.st> wrote:
>On 1/19/2014 23:03, Yuri wrote:
>> After the ports update my qbittorrent fails due to this collision:
>> $ qbittorrent
>> /usr/lib/libstdc++.so.6: version GLIBCXX_3.4.15 required by
>> /usr/local/lib/libtorrent-rasterbar.so.7 not found

Yes, the non-base gcc's aren't built correctly.  There are some hacks
in Mk/bsd.gcc.mk that partially work around the problems for some ports.

>The gcc47 should be built with specs that automatically insert a runpath
>(-Wl,-rpath,) of /usr/local/gcc47/ so that every binary and library
>built by it knows where to look.

See ports/142226 and ports/182468.

-- 
Peter Jeremy
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