Hello,
When building trunk rev 165282 configured with '/usr/src/Lang/gcc-trunk-bstarynk/configure' '--enable-plugins' '--program-suffix=-plaintrunk' '--enable-maintainer-mode' '--enable-checks=tree,gc' '--disable-bootstrap' '--disable-multilib' '--enable-version-specific-runtime-libs' 'CFLAGS=-g' '--enable-languages=c,c++,lto,objc' I am getting libtool: link: rm -fr .libs/libstdc++.a .libs/libstdc++.la .libs/libstdc++.lai .libs/libstdc++.so .libs/libstdc++.so.6 .libs/libstdc++.so.6.0.15 libtool: link: /usr/src/Lang/_GccTrunkObj/./gcc/xgcc -shared-libgcc -B/usr/src/Lang/_GccTrunkObj/./gcc -nostdinc++ -L/usr/src/Lang/_GccTrunkObj/x86_64-unknown-linux-gnu/libstdc++-v3/src -L/usr/src/Lang/_GccTrunkObj/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs -B/usr/local/x86_64-unknown-linux-gnu/bin/ -B/usr/local/x86_64-unknown-linux-gnu/lib/ -isystem /usr/local/x86_64-unknown-linux-gnu/include -isystem /usr/local/x86_64-unknown-linux-gnu/sys-include -shared -nostdlib /usr/lib/../lib64/crti.o /usr/src/Lang/_GccTrunkObj/./gcc/crtbeginS.o .libs/atomic.o .libs/bitmap_allocator.o .libs/pool_allocator.o .libs/mt_allocator.o .libs/codecvt.o .libs/compatibility.o .libs/compatibility-c++0x.o .libs/compatibility-debug_list.o .libs/compatibility-list.o .libs/complex_io.o .libs/ctype.o .libs/debug.o .libs/functexcept.o .libs/globals_io.o .libs/hash_c++0x.o .libs/hash_tr1.o .libs/hashtable_c++0x.o .libs/hashtable_tr1.o .libs/ios.o .libs/ios_failure.o .libs/ios_init.o .libs/ios_locale.o .libs/limits.o .libs/list.o .libs/debug_list.o .libs/locale.o .libs/locale_init.o .libs/locale_facets.o .libs/localename.o .libs/math_stubs_float.o .libs/math_stubs_long_double.o .libs/stdexcept.o .libs/strstream.o .libs/system_error.o .libs/tree.o .libs/allocator-inst.o .libs/concept-inst.o .libs/fstream-inst.o .libs/ext-inst.o .libs/ios-inst.o .libs/iostream-inst.o .libs/istream-inst.o .libs/istream.o .libs/locale-inst.o .libs/misc-inst.o .libs/ostream-inst.o .libs/sstream-inst.o .libs/streambuf-inst.o .libs/streambuf.o .libs/string-inst.o .libs/valarray-inst.o .libs/wlocale-inst.o .libs/wstring-inst.o .libs/mutex.o .libs/condition_variable.o .libs/chrono.o .libs/thread.o .libs/future.o .libs/atomicity.o .libs/codecvt_members.o .libs/collate_members.o .libs/ctype_members.o .libs/messages_members.o .libs/monetary_members.o .libs/numeric_members.o .libs/time_members.o .libs/basic_file.o .libs/c++locale.o .libs/parallel_list.o .libs/parallel_settings.o .libs/compatibility-parallel_list.o -Wl,--whole-archive ../libsupc++/.libs/libsupc++convenience.a -Wl,--no-whole-archive -L/usr/src/Lang/_GccTrunkObj/x86_64-unknown-linux-gnu/libstdc++-v3/src -L/usr/src/Lang/_GccTrunkObj/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs -lm -L/usr/src/Lang/_GccTrunkObj/./gcc -L/lib/../lib64 -L/usr/lib/../lib64 -lc -lgcc_s /usr/src/Lang/_GccTrunkObj/./gcc/crtendS.o /usr/lib/../lib64/crtn.o -Wl,-O1 -Wl,--gc-sections -Wl,--version-script=libstdc++-symbols.ver -Wl,-soname -Wl,libstdc++.so.6 -o .libs/libstdc++.so.6.0.15 /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding /usr/bin/ld: error: unsupported symbol binding collect2: ld returned 1 exit status make[4]: *** [libstdc++.la] Error 1 make[4]: Leaving directory `/usr/src/Lang/_GccTrunkObj/x86_64-unknown-linux-gnu/libstdc++-v3/src' make[3]: *** [all-recursive] Error 1 make[3]: Leaving directory `/usr/src/Lang/_GccTrunkObj/x86_64-unknown-linux-gnu/libstdc++-v3' make[2]: *** [all] Error 2 make[2]: Leaving directory `/usr/src/Lang/_GccTrunkObj/x86_64-unknown-linux-gnu/libstdc++-v3' make[1]: *** [all-target-libstdc++-v3] Error 2 make[1]: Leaving directory `/usr/src/Lang/_GccTrunkObj' make: *** [all] Error 2 The unsupported symbol binding error is a bit crypting to me (what symbol is the issue). I would wish gold to be improved. This on Debian/Testing/AMD64 and ld is GOLD: % /usr/bin/ld --version GNU gold (GNU Binutils for Debian 2.20.1-system.20100303) 1.9 Copyright 2008 Free Software Foundation, Inc. This program is free software; you may redistribute it under the terms of the GNU General Public License version 3 or (at your option) a later version. This program has absolutely no warranty. What did I do wrong? Cheers. -- Basile STARYNKEVITCH http://starynkevitch.net/Basile/ email: basile<at>starynkevitch<dot>net mobile: +33 6 8501 2359 8, rue de la Faiencerie, 92340 Bourg La Reine, France *** opinions {are only mines, sont seulement les miennes} ***