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Re: Some remarks running the testsuite


On Apr  2, 2001, Benjamin Kosnik <bkoz@redhat.com> wrote:

> Alexandre, I'm cc'ing you because libstdc++.so is not being generated 
> correctly.

It is generated correctly.  Nowhere does the testsuite tell programs
to search for libgcc_s.so in the build tree.  And it wouldn't be
reasonable to have the libgcc build directory encoded in libstdc++,
because then it would be wrong for the installable libstdc++.  If
libgcc_s were a libtool library, and libtool was used to link
executables with libstdc++, libtool would automatically take care of
linking libstdc++ in the build tree so that it would find libgcc_s in
the build tree, and of installing a differently-linked libstdc++ that
would look for libgcc_s in the install tree.  But libgcc_s is not a
libtool library, and there's no directive telling libtool where to
look for libgcc_s at run-time, so there's nothing libtool can do about
it.

Having LD_LIBRARY_PATH set so that libgcc_s would be found in the
build *might* help, but I'm not sure it's guaranteed to help on all
systems.  Shared libraries alone are already confusing; managing
inter-library dependencies just gets things worse :-(

-- 
Alexandre Oliva   Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer                  aoliva@{cygnus.com, redhat.com}
CS PhD student at IC-Unicamp        oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist    *Please* write to mailing lists, not to me


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