devel/boost-python-libs compiled with gcc 4.5.1 causes link error

Anonymous swell.k at gmail.com
Sun Jun 27 02:55:05 UTC 2010


Doug Barton <dougb at dougbarton.us> writes:

> On 06/26/10 19:16, Anonymous wrote:
>> @@GLIBCXX_3.4.14 symbols are in gcc45/libstdc++.so. Try to add -lstdc++
>> or use CXX otherwise it picks up libstdc++.so from /usr/lib.
>
> I have the following in /etc/libmap.conf:
>
> libgcc_s.so.1   gcc45/libgcc_s.so.1
> libgomp.so.1    gcc45/libgomp.so.1
> libobjc.so.3    gcc45/libobjc.so.2
> libssp.so.0     gcc45/libssp.so.0
> libstdc++.so.6  gcc45/libstdc++.so.6
>
> Which should theoretically solve that issue.

I guess ld(1) only uses ld-elf.so.hints and ignores libmap.conf

  $ gcc45 test.c -lboost_python -lpython2.6 -Wl,--verbose |& fgrep stdc
  libstdc++.so.6 needed by $LOCALBASE/lib/libboost_python.so
  found libstdc++.so.6 at /usr/lib/libstdc++.so.6

  # try with -rpath-link
  $ gcc45 test.c -lboost_python -lpython2.6 -Wl,--verbose -Wl,-rpath-link,$LOCALBASE/lib/gcc45 |& fgrep stdc++
  libstdc++.so.6 needed by $LOCALBASE/lib/libboost_python.so
  found libstdc++.so.6 at $LOCALBASE/lib/gcc45/libstdc++.so.6

  # try with $LOCALBASE/lib/gcc45 before /usr/lib in `ldconfig -r'
  $ gcc45 test.c -lboost_python -lpython2.6 -Wl,--verbose -Wl,-rpath-link,$LOCALBASE/lib/gcc45 |& fgrep stdc++
  libstdc++.so.6 needed by $LOCALBASE/lib/libboost_python.so
  found libstdc++.so.6 at $LOCALBASE/lib/gcc45/libstdc++.so.6

>
>
> Doug


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