https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69988
--- Comment #13 from John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> --- Ok, adding /lib/powerpcspe-linux-gnu/libgcc_s.so.1 manually to the gcj command line actually helps: /build/gcc-5-7TFF10/gcc-5-5.3.1/build/./gcc/gcj -B/build/gcc-5-7TFF10/gcc-5-5.3.1/build/powerpc-linux-gnuspe/libjava/ -B/build/gcc-5-7TFF10/gcc-5-5.3.1/build/./gcc/ -B/usr/powerpc-linux-gnuspe/bin/ -B/usr/powerpc-linux-gnuspe/lib/ -isystem /usr/powerpc-linux-gnuspe/include -isystem /usr/powerpc-linux-gnuspe/sys-include -isystem /build/gcc-5-7TFF10/gcc-5-5.3.1/build/sys-include -g -O2 -Wl,-z -Wl,relro -o .libs/jv-convert --main=gnu.gcj.convert.Convert -shared-libgcc -L/build/gcc-5-7TFF10/gcc-5-5.3.1/build/powerpc-linux-gnuspe/libjava/.libs -L/build/gcc-5-7TFF10/gcc-5-5.3.1/build/powerpc-linux-gnuspe/libjava ./.libs/libgcj.so -lpthread /lib/powerpcspe-linux-gnu/libgcc_s.so.1 -lrt -ldl -lz -Wl,-rpath -Wl,/usr/lib/powerpc-linux-gnuspe I assume I was just missing the -L option which is why adding the path directly works. Adrian