Bootstrap failure - unrecognizable insn compiling f/target.c

[Zack Weinberg <zack at wolery dot cumb dot org>]

CVS as of about half an hour ago.

../stage1/xgcc -B../stage1/ -c -DIN_GCC -W -Wall -Wwrite-strings      \
  -Wstrict-prototypes -Wmissing-prototypes -Wno-long-long -g -Os      \
  -W -Wall -I. -I.. -I/work/src/gcc/gcc/f -I/work/src/gcc/gcc/f/..    \
  -I/work/src/gcc/gcc/f/../config -I/work/src/gcc/gcc/f/../../include \
  /work/src/gcc/gcc/f/target.c
target.c: In function `ffetarget_convert_any_typeless_':
target.c:696: Unrecognizable insn:
(insn 388 386 391 (set (reg:SI 5 edi)
        (plus:SI (reg:SI 5 edi)
            (mem:SI (plus:SI (reg:SI 6 ebp)
                    (const_int -56 [0xffffffc8])) 0))) -1 (nil)
    (expr_list:REG_EQUIV (plus:SI (mem/f:SI (plus:SI (reg:SI 6 ebp)
                    (const_int 8 [0x8])) 0)
            (mem:SI (plus:SI (reg:SI 6 ebp)
                    (const_int -56 [0xffffffc8])) 0))
        (nil)))
target.c:695: Internal compiler error in `extract_insn', at recog.c:2048

Note this is with BOOT_CFLAGS="-g -Os".  The preprocessor in my tree
has been heavily modified, but that shouldn't have anything to do with
an unrecognizable insn.

zw