RFC: -Bsymbolic, hidden and protected

H. J. Lu hjl@lucon.org
Thu Mar 3 15:55:00 GMT 2005


On Thu, Mar 03, 2005 at 11:19:13PM +1030, Alan Modra wrote:
> On Wed, Mar 02, 2005 at 08:14:59PM -0800, H. J. Lu wrote:
> > Protected visibility has almost everything, but requires
> > special handling at run-time.
> > 
> > I was wondering if we could allow version script to overwrite
> > hidden symbols. That is if a symbol is global in version script, we
> > export it even if it is marked hidden. It may improve run-time
> > performance.
> 
> How is this going to be different from using protected symbols?

No run-time special handling accociated with protected symbols, which
may take extra lookup.


H.J.



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