[PUSHED 3-6] resolved fdo#53012 crash in CSV fixed width import

[Stephan Bergmann]

On 08/01/2012 03:29 PM, Michael Meeks wrote:
> 	That aside - I've never been a big fan of the "crash on bad input" mode
> of OUString::copy() that seems incredibly lame to me. Is there any
> convincing performance reason that anyone can work out for not just
> returning an empty string in these cases ? ie. create a new rtl _copy
> method that does the checking out-of-line in the method: I wonder how
> common the case of copy() a full string is that we in-line the check for
> that.

make rtl::OUString::copy(beginIndex, count) clip to [0..length)?  yeah, 
why not  (then again, -1's sentinel nature, cf. indexOf, might mean that 
silent clipping of beginIndex=-1 to beginIndex=0 is unfortunate)

Stephan