http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20215
--- Comment #7 from licheng.1212 at gmail dot com <licheng.1212 at gmail dot com> 2011-05-26 15:06:37 UTC --- (In reply to comment #6) > the Testcase attachments can't donwload I have got the Testcase,but it still hava problem [lee@localhost Downloads]$ gcj -v DuplicateField.class Using built-in specs. Reading specs from /usr/lib/gcc/i686-redhat-linux/4.5.1/libgcj.spec rename spec startfile to startfileorig rename spec lib to liborig COLLECT_GCC=gcj COLLECT_LTO_WRAPPER=/usr/libexec/gcc/i686-redhat-linux/4.5.1/lto-wrapper Target: i686-redhat-linux Configured with: ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla --enable-bootstrap --enable-shared --enable-threads=posix --enable-checking=release --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-gnu-unique-object --enable-linker-build-id --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,lto --enable-plugin --enable-java-awt=gtk --disable-dssi --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-1.5.0.0/jre --enable-libgcj-multifile --enable-java-maintainer-mode --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --disable-libjava-multilib --with-ppl --with-cloog --with-tune=generic --with-arch=i686 --build=i686-redhat-linux Thread model: posix gcc version 4.5.1 20100924 (Red Hat 4.5.1-4) (GCC) COLLECT_GCC_OPTIONS='-v' '-fbootclasspath=./:/usr/share/java/libgcj-4.5.1.jar' '-g1' '-shared-libgcc' '-mtune=generic' '-march=i686' COLLECT_GCC_OPTIONS='-v' '-fbootclasspath=./:/usr/share/java/libgcj-4.5.1.jar' '-g1' '-shared-libgcc' '-mtune=generic' '-march=i686' /usr/libexec/gcc/i686-redhat-linux/4.5.1/jc1 DuplicateField.class -fhash-synchronization -fno-use-divide-subroutine -fuse-boehm-gc -fnon-call-exceptions -fkeep-inline-functions -quiet -dumpbase DuplicateField.class -mtune=generic -march=i686 -auxbase DuplicateField -g1 -version -fbootclasspath=./:/usr/share/java/libgcj-4.5.1.jar -faux-classpath /tmp/ccUMiMyu.zip -o /tmp/ccGWZOga.s GNU Java (GCC) version 4.5.1 20100924 (Red Hat 4.5.1-4) (i686-redhat-linux) compiled by GNU C version 4.5.1 20100924 (Red Hat 4.5.1-4), GMP version 4.3.1, MPFR version 2.4.2, MPC version 0.8.1 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 GNU Java (GCC) version 4.5.1 20100924 (Red Hat 4.5.1-4) (i686-redhat-linux) compiled by GNU C version 4.5.1 20100924 (Red Hat 4.5.1-4), GMP version 4.3.1, MPFR version 2.4.2, MPC version 0.8.1 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 Class path starts here: /tmp/ccUMiMyu.zip/ (zip) ./ (system) /usr/share/java/libgcj-4.5.1.jar/ (system) (zip) DuplicateField.java: In class 'DuplicateField': DuplicateField.java: In method 'DuplicateField.main(java.lang.String[])': In file included from <built-in>:0:0: DuplicateField.java:0:0: error: mismatching signature for field 'foo' in 'DuplicateField' DuplicateField.java: In method 'DuplicateField.<clinit>()': DuplicateField.java:0:0: error: mismatching signature for field 'foo' in 'DuplicateField'