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Date: Mon, 27 Aug 2012 17:33:35 +0200
From: =?UTF-8?Q?Markus_Wei=C3=9Fmann?= <markus.weissmann@in.tum.de>
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Subject: Re: [Caml-list] How to profile compiler's performance

On 2012-08-27 02:14, oliver wrote:
> On Sun, Aug 26, 2012 at 10:52:07PM +0200, oliver wrote:
>> On Sun, Aug 26, 2012 at 09:59:24PM +0200, Daniel Bünzli wrote:
>> [...]
>> > Example program, from Mairson, as found in Pierce's Types and 
>> Programming languages:
>> >
>> > let f0 = fun x -> (x, x) in
>> > let f1 = fun y -> f0 (f0 y) in
>> > let f2 = fun y -> f1 (f1 y) in
>> > let f3 = fun y -> f2 (f2 y) in
>> > let f4 = fun y -> f3 (f3 y) in
>> > let f5 = fun y -> f4 (f4 y) in
>> > f5 (fun z -> z)
>> > ;;
>> [...]
>>
>> Oh.
>>
>> >
>> > (Start compilation and go make the coffee)
>>
[...]
>> (Do you have an estimation if it will take hours, days or weeks to 
>> get that
>> parsed?)

on a Xeon E5630 it took ~58 minutes - with probably the whole process 
fitting in its 12 MB cache..


regards

-Markus

-- 
Markus Weißmann, M.Sc.
Technische Universität München
Institut für Informatik
Boltzmannstr. 3
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Germany
http://wwwknoll.in.tum.de/