[PATCH] Catch errors in value_get_print_value

[Daniel Jacobowitz]

On Fri, Feb 09, 2007 at 03:20:49PM +1300, Nick Roberts wrote:
>  > > It's much quieter than a window full of error/warning messages.  If
>  > > there's no value available, the frontend doesn't show one.  That seems
>  > > logical to me but perhaps only because I'm used to it.
>  > 
>  > Well, maybe we could use in_scope="false" and no value, and let the
>  > front end decide...
> 
> But the variable may be in scope and the frontend wouldn't be able to
> distinguish between this case and when the variable really was out of
> scope.  Maybe another value e.g in_scope="unreadable" would work.

Maybe.  I'm not going to make any changes now, and you're happy with
what we've got, so let's leave it alone for the moment - we can come
back to it.

> Isn't:
> 
> if (changeable)
>   {
>     if (initial)
>       ...
>     else
>       ...
>   }
> 
> easier to read?

In my opinion?  No, not really.

-- 
Daniel Jacobowitz
CodeSourcery