[Bug rtl-optimization/61325] New: [4.10 regression] aarch64_be build fails

["christophe.lyon at st dot com" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61325

            Bug ID: 61325
           Summary: [4.10 regression] aarch64_be build fails
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: christophe.lyon at st dot com

Since commit r210824 (fix for PR60969), building newlib for target
aarch64_be-none-elf.

$ aarch64_be-none-elf-gcc wcstombs.c -save-temps -O2 -c

wcstombs.c: In function 'wcstombs':
wcstombs.c:81:1: internal compiler error: in check_rtl, at lra.c:2083
 }
 ^
0x881cf6 check_rtl
    /GCC/sources/gcc-fsf/trunk/gcc/lra.c:2083
0x885927 lra(_IO_FILE*)
    /GCC/sources/gcc-fsf/trunk/gcc/lra.c:2462
0x8470e6 do_reload
    /GCC/sources/gcc-fsf/trunk/gcc/ira.c:5457
0x8470e6 execute
    /GCC/sources/gcc-fsf/trunk/gcc/ira.c:5618
Please submit a full bug report,

My GCC is configured as:
trunk/configure --target=aarch64_be-none-elf --disable-nls --without-headers
--with-newlib --disable-shared --disable-threads --disable-libssp
--disable-libgomp --disable-libmudflap --disable-libatomic
--without-libquadmath --disable-libquadmath --enable-languages=c --with-newlib