compile error on binutils head for sparc-rtems4.11

[Joel Sherrill]

On 10/31/2011 07:27 AM, Alan Modra wrote:
> On Sun, Oct 30, 2011 at 05:54:59PM -0500, Joel Sherrill wrote:
>> /users/joel/test-gcc/binutils-cvs/src/bfd/sunos.c: In function
>> ‘sunos_check_dynamic_reloc’:
>> /users/joel/test-gcc/binutils-cvs/src/bfd/sunos.c:2328:1: error:
>> dominator of 26 should be 20, not 19
>> /users/joel/test-gcc/binutils-cvs/src/bfd/sunos.c:2328:1: internal
>> compiler error: in verify_dominators, at dominance.c:1041
> You're not an orphan.  I see a similar error compiling CPU2006 445.gobmk
> with gcc rev 180588 on powerpc-linux.
>
Thanks.  I noticed later that arm-rtems tripped
the same bug.  Looks like there are multiple GCC
PRs which appear to be various incarnations:

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50878
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50886
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50908


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