[Bug bootstrap/14496] New: ICE at recog.c:2083 building libgcc2.c

["joel at oarcorp dot com" <gcc-bugzilla at gcc dot gnu dot org>]

Current 3.4 branch from CVS.  Is a cutdown needed or is this happening with
mips-elf or another mips target?

../gcc-3.4-branch/configure --target=mips-rtems4.7 --enable-threads=rtems
--prefix=/opt/gcc-3.4-test --with-gnu-as --with-gnu-ld --with-newlib --verbose
--with-system-zlib --disable-nls --enable-version-specific-runtime-libs
--enable-languages=c,c++

/usr3/ftp_archive/gnu/gcc/ss/b-3.4/b-mips-rtems4.7/gcc/xgcc
-B/usr3/ftp_archive/gnu/gcc/ss/b-3.4/b-mips-rtems4.7/gcc/ -nostdinc
-B/usr3/ftp_archive/gnu/gcc/ss/b-3.4/b-mips-rtems4.7/mips-rtems4.7/newlib/
-isystem
/usr3/ftp_archive/gnu/gcc/ss/b-3.4/b-mips-rtems4.7/mips-rtems4.7/newlib/targ-include
-isystem /usr3/ftp_archive/gnu/gcc/ss/b-3.4/gcc-3.4-branch/newlib/libc/include
-B/opt/gcc-3.4-test/mips-rtems4.7/bin/ -B/opt/gcc-3.4-test/mips-rtems4.7/lib/
-isystem /opt/gcc-3.4-test/mips-rtems4.7/include -isystem
/opt/gcc-3.4-test/mips-rtems4.7/sys-include -O2
-I../../gcc-3.4-branch/gcc/../newlib/libc/sys/rtems/include -DIN_GCC
-DCROSS_COMPILE   -W -Wall -Wwrite-strings -Wstrict-prototypes
-Wmissing-prototypes -Wold-style-definition  -isystem ./include  -G 0 -g
-DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -Dinhibit_libc -I. -I
-I../../gcc-3.4-branch/gcc -I../../gcc-3.4-branch/gcc/
-I../../gcc-3.4-branch/gcc/../include   -msingle-float -DL_floatdidf -c
../../gcc-3.4-branch/gcc/libgcc2.c -o libgcc/single/_floatdidf.o
../../gcc-3.4-branch/gcc/libgcc2.c: In function `__floatdidf':
../../gcc-3.4-branch/gcc/libgcc2.c:1298: error: unrecognizable insn:
(insn 75 74 76 1 ../../gcc-3.4-branch/gcc/libgcc2.c:1295 (set (reg:DF 46 $f14)
        (unspec:DF [
                (reg:SI 5 $5 [orig:4+4 ] [4])
            ] 0)) -1 (nil)
    (nil))
../../gcc-3.4-branch/gcc/libgcc2.c:1298: internal compiler error: in
extract_insn, at recog.c:2083

-- 
           Summary: ICE at recog.c:2083 building libgcc2.c
           Product: gcc
           Version: 3.4.0
            Status: UNCONFIRMED
          Severity: critical
          Priority: P2
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: joel at oarcorp dot com
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: mips-unknown-rtems4.7


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14496