[Patch, Fortran, OOP] PR 45290/45271: pointer initialization / vtab init

Toon Moene toon@moene.org
Sun Aug 22 19:08:00 GMT 2010


Tobias Burnus wrote:

>  Toon Moene wrote:

>> [OOP]
>>
>> It would be really, really interesting to know (even just a little) 
>> about the (run-time) cost of these abstractions. I am surrounded by 
>> people who make the wildest claims about this (e.g., C++ is faster 
>> than Fortran)
> 
> I really hate claims of the kind language A is faster than B.

Yep, I do too.

However, I am a physicist.  How much I loath ideologically induced 
claims from my opponents, I wouldn't settle for less than measurements 
to make my case.

Having the same language capabilities as C++ and being able to compare 
the "abstraction penalty" of both implementations would be far more 
preferable than to engage in a useless "It does", "No, it doesn't" kind 
of exchange I envision with those who make policy at my Institute.

-- 
Toon Moene - e-mail: toon@moene.org - phone: +31 346 214290
Saturnushof 14, 3738 XG  Maartensdijk, The Netherlands
At home: http://moene.org/~toon/; weather: http://moene.org/~hirlam/
Progress of GNU Fortran: http://gcc.gnu.org/gcc-4.5/changes.html#Fortran



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