http://sourceware.org/bugzilla/show_bug.cgi?id=15149
--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2013-02-15 23:41:33 UTC --- This patch: http://sourceware.org/ml/binutils/2013-02/msg00186.html caused: /export/gnu/import/git/gcc-test-intel64/bld/gcc/xgcc -B/export/gnu/import/git/gcc-test-intel64/bld/gcc/ /export/gnu/import/git/gcc-test-intel64/src-trunk/libjava/testsuite/libjava.jni/invocation/PR16923.c -I. -I.. -I/export/gnu/import/git/gcc-test-intel64/src-trunk/libjava/testsuite/libjava.jni -I/export/gnu/import/git/gcc-test-intel64/src-trunk/libjava/testsuite/../include -I/export/gnu/import/git/gcc-test-intel64/src-trunk/libjava/testsuite/../classpath/include -fdollars-in-identifiers -L/export/gnu/import/git/gcc-test-intel64/bld/x86_64-unknown-linux-gnu/32/libjava/.libs -ljvm -lm -m32 -o PR16923^M /usr/local/bin/ld: /export/gnu/import/git/gcc-test-intel64/bld/gcc/32/crtbegin.o: undefined reference to symbol '_Jv_RegisterClasses'^M /usr/local/bin/ld: note: '_Jv_RegisterClasses' is defined in DSO /export/gnu/import/git/gcc-test-intel64/bld/x86_64-unknown-linux-gnu/32/libjava/.libs/libgcj.so.14 so try adding it to the linker command line^M /export/gnu/import/git/gcc-test-intel64/bld/x86_64-unknown-linux-gnu/32/libjava/.libs/libgcj.so.14: could not read symbols: Invalid operation^M collect2: error: ld returned 1 exit status^M compiler exited with status 1 _Jv_RegisterClasses is weak reference and libgcj.so isn't on the linker command line. Since libgcj.so isn't on the linker command line, gold resolves _Jv_RegisterClasses to 0 and the old bfd linker silently resolves it to _Jv_RegisterClasses in libgcj.so. Now executable generated by gold and ld behaves differently: [hjl@gnu-13 testsuite]$ readelf -sW /tmp/PR16923.gold | grep _Jv_RegisterClasses 8: 0000000000000000 0 NOTYPE WEAK DEFAULT UND _Jv_RegisterClasses 37: 0000000000000000 0 NOTYPE WEAK DEFAULT UND _Jv_RegisterClasses [hjl@gnu-13 testsuite]$ readelf -sW /tmp/PR16923.bfd | grep _Jv_RegisterClasses 9: 00000000004005e0 0 FUNC WEAK DEFAULT UND _Jv_RegisterClasses 59: 00000000004005e0 0 FUNC WEAK DEFAULT UND _Jv_RegisterClasses -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. _______________________________________________ bug-binutils mailing list bug-binutils@gnu.org https://lists.gnu.org/mailman/listinfo/bug-binutils
