Hello! For some reason bootstrap on Fedora 16 fails when compiling 32bit libjava with undefined reference to `__cxa_call_unexpected':
libtool: link: /home/uros/gcc-build/./gcc/xgcc -shared-libgcc -B/home/uros/gcc-build/./gcc -nostdinc++ -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libstdc++-v3/src -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/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 -m32 -shared -nostdlib /usr/lib/../lib/crti.o /home/uros/gcc-build/./gcc/32/crtbeginS.o .libs/jni-libjvm.o -Wl,-rpath -Wl,/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libjava/.libs -Wl,-rpath -Wl,/usr/local/lib/../lib -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libjava/.libs -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libstdc++-v3/src -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libstdc++-v3/src/.libs ./.libs/libgcj.so -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libjava -lpthread -lrt -ldl -L/home/uros/gcc-build/./gcc/32 -L/lib/../lib -L/usr/lib/../lib -L/home/uros/gcc-build/./gcc -L/usr/local/x86_64-unknown-linux-gnu/bin -L/usr/local/x86_64-unknown-linux-gnu/lib -lc -lgcc_s /home/uros/gcc-build/./gcc/32/crtendS.o /usr/lib/../lib/crtn.o -m32 -m32 -m32 -Wl,-Bsymbolic -Wl,-soname -Wl,libjvm.so -o .libs/libjvm.so libtool: link: ( cd ".libs" && rm -f "libgcj_bc.la" && ln -s "../libgcj_bc.la" "libgcj_bc.la" ) libtool: link: /home/uros/gcc-build/./gcc/xgcc -shared-libgcc -B/home/uros/gcc-build/./gcc -nostdinc++ -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libstdc++-v3/src -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/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 -m32 -shared -nostdlib /usr/lib/../lib/crti.o /home/uros/gcc-build/./gcc/32/crtbeginS.o .libs/gij.o -Wl,-rpath -Wl,/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libjava/.libs -Wl,-rpath -Wl,/usr/local/lib/../lib -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libjava/.libs -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libstdc++-v3/src -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libstdc++-v3/src/.libs ./.libs/libgcj.so -L/home/uros/gcc-build/x86_64-unknown-linux-gnu/32/libjava -lpthread -lrt -ldl -L/home/uros/gcc-build/./gcc/32 -L/lib/../lib -L/usr/lib/../lib -L/home/uros/gcc-build/./gcc -L/usr/local/x86_64-unknown-linux-gnu/bin -L/usr/local/x86_64-unknown-linux-gnu/lib -lc -lgcc_s /home/uros/gcc-build/./gcc/32/crtendS.o /usr/lib/../lib/crtn.o -m32 -m32 -m32 -Wl,-Bsymbolic -Wl,-soname -Wl,libgij.so.13 -o .libs/libgij.so.13.0.0 ./.libs/libgcj.so: undefined reference to `__cxa_call_unexpected' collect2: error: ld returned 1 exit status make[3]: *** [jv-convert] Error 1 make[3]: *** Waiting for unfinished jobs.... libtool: link: ( cd ".libs" && rm -f "libjvm.la" && ln -s "../libjvm.la" "libjvm.la" ) ./.libs/libgcj.so: undefined reference to `__cxa_call_unexpected' collect2: error: ld returned 1 exit status make[3]: *** [gcj-dbtool] Error 1 Digging a bit deeper with: find . -name '*.o' | xargs nm -o | grep __cxa_call_unexpected ./32/libjava/.libs/prims.o: U __cxa_call_unexpected Googling a bit around the net, it looks that this file is wrongly compiled to use C++ exception code, not java exception code. Any hints what is going wrong there? Thanks, Uros.