http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55637
--- Comment #8 from Mark Wielaard <mark at gcc dot gnu.org> --- What happens when you run it by hand? $ gij -cp ./libjava/testsuite/libjava.lang/sourcelocation.jar sourcelocation 10 13 15 -1 indicates "something went wrong", which is indeed not very helpful.