Hi,
building the target arm-elf fails with:

gcc -c  -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE  -W -Wall -Wwrite-strings
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-Wmissing-format-attribute -fno-common  -DHAVE_CONFIG_H -I. -I.
-I/home/mstein/svn/trunk/gcc -I/home/mstein/svn/trunk/gcc/.
-I/home/mstein/svn/trunk/gcc/../include
-I/home/mstein/svn/trunk/gcc/../libcpp/include -I/opt/cfarm/mpfr-2.3.1/include
-I/home/mstein/svn/trunk/gcc/../libdecnumber
-I/home/mstein/svn/trunk/gcc/../libdecnumber/dpd -I../libdecnumber  \
                /home/mstein/svn/trunk/gcc/config/arm/arm.c -o arm.o
/home/mstein/svn/trunk/gcc/config/arm/arm.c: In function
‘thumb_find_work_register’:
/home/mstein/svn/trunk/gcc/config/arm/arm.c:3567: error: ‘struct function’ has
no member named ‘args_info’
make[2]: *** [arm.o] Error 1

rev: 134177
last working rev: 133987


-- 
           Summary: error: ‘struct function’ has no member named ‘args_info’
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: mstein dot lists at googlemail dot com
  GCC host triplet: x86_64-linux-gnu
GCC target triplet: arm-elf


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35910