[fpc-devel] Pascal Standard, and what we can do.

Michael Van Canneyt michael at freepascal.org
Thu Jul 23 10:59:29 CEST 2015

On Thu, 23 Jul 2015, Edmund Grimley Evans wrote:

> Just a couple of reactions:
>> Declare before use has at least one technical advantage: it allows to
>> make much faster compliers. Declare before use allows to compile in
>> one pass, while compilers for languages like C need at least 2 passes.
> Not really. TCC does a single pass with no intermediate
> representation. It leaves a gap in the procedure prologue for the code
> that moves the stack pointer and fills it in when it gets to the end
> of the function and knows how much space is required for the local
> variables and temporaries.
>> There have been NO fundamental changes in IT in the last 20 years
>> (probably longer).
> One could argue that multi-core and concern about security are fairly
> fundamental changes.

No. It is just more of the same.

I think that, currently, Quantum computing has the potential of introducing a real change.
The advent of SSD may have some effect in that in theory you don't need file operations any more, since everyting is in essence RAM.

But that's it.


More information about the fpc-devel mailing list