Slow UDF call?

[Giovanni Di Maria]

On Saturday, 17 August 2019 at 20:15:02 UTC, Stefan Koch wrote:
> On Saturday, 17 August 2019 at 19:43:22 UTC, Giovanni Di Maria 
> wrote:
>> [...]
>
> Yes they do
>
> A function call has a cost.
> In case of a function which performes a 1 cycle  (nominally 
> without ILP) operation, the overhead of the function call 
> dominates.
> try compiling with -inline and compare again.




Hi Stefan Koch
Thank you very much.
With the option -inline, now the execution is very fast,
only 4 seconds....
Thnak you thank you very much.
Giovanni