[RFC] Keep breakpoints always inserted.

[Eli Zaretskii]

> From: Vladimir Prus <vladimir@codesourcery.com>
> Date: Sat, 1 Dec 2007 14:23:21 +0300
> 
> 
> This patch makes breakpoint always inserted. There are not 
> regressions on x86. I think the patch is almost ready,
> and comments are appreciated.
> 
> It's RFC, and not RFA because:
> 
> - There's no option to disable always-inserted mode
> - I would like to add a separate option to report
> breakpoint insert/remove operations, to facilitate testing
> now and in future
> - I just want the code to "soak" for about a week

Please also consider whether something in gdbint.texinfo needs to be
updated as result of this change (unless you already considered that).