yann@1287: On 20090401, Ted Jordan writes:
yann@1287:  The generated libtool for building libstdc++ adds the -nostdlib option to the
yann@1287:  g++ command for linking but doesn't add -lgcc.  This causes a "hidden symbol"
yann@1287:  error when linking against the libstdc++ shared object.  This patch adds gcc
yann@1287:  to the list of libraries linked against when linking libstdc++.
yann@1287: 
yann@1287: Index: gcc-4.2.1/ltcf-cxx.sh
yann@1287: ===================================================================
yann@1287: --- gcc-4.2.1.orig/ltcf-cxx.sh	2005-07-15 21:30:53.000000000 -0500
yann@1287: +++ gcc-4.2.1/ltcf-cxx.sh	2009-04-02 09:30:34.000000000 -0500
yann@1287: @@ -78,8 +78,8 @@
yann@1287:    # to be the same.
yann@1287:  
yann@1287:    if test "$with_gnu_ld" = yes; then
yann@1287: -    archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
yann@1287: -    archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
yann@1287: +    archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -lgcc ${wl}-soname $wl$soname -o $lib'
yann@1287: +    archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -lgcc ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
yann@1287:  
yann@1287:      hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
yann@1287:      export_dynamic_flag_spec='${wl}--export-dynamic'