[Patch] Fix libstdc++/9761

[Nathan Myers]

On Sun, Jun 01, 2003 at 10:07:12PM +0200, Paolo Carlini wrote:
> Hi,
> 
> now that the pback bits are cleaned, it's easy to fix this
> long standing PR. I took the occasion to simplify a bit the
> overall virtual, avoiding a code duplication. Also added a
> missing check on underflow() return value.
> 
> Tested x86-linux. Ok?

Wow, another big improvement!  There's no better way to fix a
bug than to delete the code it was in.

Nathan Myers
ncm-nospam@cantrip.org