GDB 5.3.1 vs 5.4/6.0

[Andrew Cagney]

>> MichaelC in his last summary mentioned that no one had committed 
>> anything to the branch?
> 
> 
> Ah, sorry. I thought I had seen some checkins that went in the 5.3
> branch after the 5.3 release, but double checking with the gdb
> ChangeLog, I see that I was wrong. Sorry about that.

M'kay.

I've seen a few `gdb doesn't build' postings / bug reports go by. 
Fixing those in a re-spin can be useful - gives those problems some closure.

I think the `until foo' breakage should also be at least put back to the 
old behavior.

Andrew