[wwwdocs] Update changes-3.4.html

[Jan Hubicka]

> "In that case, either the..."
> 
> Entry point? What does that mean in this context?

ok, I've changed as "possibly used by unknown code"

> 
> "showed an 11% speedup..."
> "and a 7.5% speedup..."
> 
> "of a large C++ testcase" (possibly with a link to PR8361?

Hmm, you guessed that? :)
> "1.3% improvement", I hope? :-)
> 
> Should we specifiy the exact processor used for testing? (The gain may 
> significantly differ among members of the architecture familiy, I guess?)

This is pretty uniform, but I've added info taht it is tested on Athlon.
Perhaps I shall mention also the speedups on your testcase somehow? :)

Thanks!
Honza
> 
> > ! 	and </code>--param large-function-growth</code></li>
> 
> Full stop.
> 
> Gerald