I was surprised in stage 3 bootstrap to see this on Solaris 10 Sparc : . . . ../../../gcc-4.8.2/libgo/../install-sh -c -d .; files=`echo ../../../gcc-4.8.2/libgo/go/errors/errors.go | sed -e 's/[^ ]*\.gox//g'`; /usr/local/bin/bash ./libtool --tag GO --mode=compile /usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/./gcc/gccgo -B/usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/./gcc/ -B/usr/local/gcc4/sparc64-sun-solaris2.10/bin/ -B/usr/local/gcc4/sparc64-sun-solaris2.10/lib/ -isystem /usr/local/gcc4/sparc64-sun-solaris2.10/include -isystem /usr/local/gcc4/sparc64-sun-solaris2.10/sys-include -O2 -g -I . -c -fgo-pkgpath=`echo errors.lo | sed -e 's/.lo$//' -e 's/-go$//'` -o errors.lo $files libtool: compile: /usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/./gcc/gccgo -B/usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/./gcc/ -B/usr/local/gcc4/sparc64-sun-solaris2.10/bin/ -B/usr/local/gcc4/sparc64-sun-solaris2.10/lib/ -isystem /usr/local/gcc4/sparc64-sun-solaris2.10/include -isystem /usr/local/gcc4/sparc64-sun-solaris2.10/sys-include -O2 -g -I . -c -fgo-pkgpath=errors ../../../gcc-4.8.2/libgo/go/errors/errors.go -fPIC -o .libs/errors.o libtool: compile: /usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/./gcc/gccgo -B/usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/./gcc/ -B/usr/local/gcc4/sparc64-sun-solaris2.10/bin/ -B/usr/local/gcc4/sparc64-sun-solaris2.10/lib/ -isystem /usr/local/gcc4/sparc64-sun-solaris2.10/include -isystem /usr/local/gcc4/sparc64-sun-solaris2.10/sys-include -O2 -g -I . -c -fgo-pkgpath=errors ../../../gcc-4.8.2/libgo/go/errors/errors.go -o errors.o >/dev/null 2>&1 f=`echo errors.lo | sed -e 's/.lo$/.o/'`; missing-objcopy -j .go_export $f errors.gox.tmp && mv -f errors.gox.tmp errors.gox /usr/local/bin/bash: missing-objcopy: command not found gmake[4]: *** [errors.gox] Error 127 gmake[4]: Leaving directory `/usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/sparc64-sun-solaris2.10/libgo' gmake[3]: *** [all-recursive] Error 1 gmake[3]: Leaving directory `/usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/sparc64-sun-solaris2.10/libgo' gmake[2]: *** [all] Error 2 gmake[2]: Leaving directory `/usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003/sparc64-sun-solaris2.10/libgo' gmake[1]: *** [all-target-libgo] Error 2 gmake[1]: Leaving directory `/usr/local/build/gcc-4.8.2_SunOS5.10_sparcv9.003' gmake: *** [all] Error 2 This may account for all the errors that I get with building "go" on Solaris. what is this "missing-objcopy" ? anybody have a notion on that one ? Dennis