[fpc-devel] Tail recursion optimization

[Micha Nelissen]

Florian Klaempfl wrote:
>>> -OoTAILREC? -O3? Something different?
>> It doesn't always improve performance ? It takes much more code ?
> 
> ?

I thought the difference between -O2 and -O3 is that -O3 is not actually 
guaranteed to improve "global" performance, for example due to the code 
expanding a lot. So therefore the question: does it always improve 
performance ? Does it blow up code size a lot ?

Micha