[Bug bootstrap/64575] New: [5 Regression] bootstrap failure for x32

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64575

            Bug ID: 64575
           Summary: [5 Regression] bootstrap failure for x32
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hjl.tools at gmail dot com
                CC: rth at gcc dot gnu.org

On Linux/x32, revision 219484 failed to bootstrap:

https://gcc.gnu.org/ml/gcc-regression/2015-01/msg00203.html
...
libtool: link: /export/gnu/import/git/gcc-test-x32/bld/./gcc/xgcc
-shared-libgcc -B/export/gnu/import/git/gcc-test-x32/bld/./gcc -nostdinc++
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libstdc++-v3/src
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libstdc++-v3/src/.libs
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libstdc++-v3/libsupc++/.libs
-B/usr/5.0.0/x86_64-unknown-linux-gnu/bin/
-B/usr/5.0.0/x86_64-unknown-linux-gnu/lib/ -isystem
/usr/5.0.0/x86_64-unknown-linux-gnu/include -isystem
/usr/5.0.0/x86_64-unknown-linux-gnu/sys-include  -mx32  -fPIC -DPIC -shared
-nostdlib /lib/../libx32/crti.o
/export/gnu/import/git/gcc-test-x32/bld/./gcc/x32/crtbeginS.o 
.libs/jni-libjvm.o   -Wl,-rpath
-Wl,/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libjava/.libs
-Wl,-rpath -Wl,/usr/5.0.0/lib/../libx32
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libjava/.libs
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libstdc++-v3/src
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libstdc++-v3/src/.libs
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libstdc++-v3/libsupc++/.libs
./.libs/libgcj.so
-L/export/gnu/import/git/gcc-test-x32/bld/x86_64-unknown-linux-gnu/x32/libjava
-lpthread -lrt -ldl -lz -L/export/gnu/import/git/gcc-test-x32/bld/./gcc/x32
-L/lib/../libx32 -L/usr/lib/../libx32
-L/export/gnu/import/git/gcc-test-x32/bld/./gcc -lc -lgcc_s
/export/gnu/import/git/gcc-test-x32/bld/./gcc/x32/crtendS.o
/lib/../libx32/crtn.o  -mx32 -mx32 -mx32 -Wl,-Bsymbolic   -Wl,-soname
-Wl,libjvm.so -o .libs/libjvm.so
./.libs/libgcj.so: undefined reference to `ffi_raw_call'
./.libs/libgcj.so: undefined reference to `ffi_prep_raw_closure_loc'
./.libs/libgcj.so: undefined reference to `ffi_prep_cif_machdep'
./.libs/libgcj.so: undefined reference to `ffi_prep_closure_loc'
./.libs/libgcj.so: undefined reference to `ffi_call'
collect2: error: ld returned 1 exit status
make[8]: *** [jv-convert] Error 1
make[8]: *** Waiting for unfinished jobs....