How to call stop from parallel foreach

[seany]

On Friday, 25 June 2021 at 15:16:30 UTC, jfondren wrote:
> On Friday, 25 June 2021 at 14:44:13 UTC, seany wrote:
>>>
>>> This particular location does not cause segfault.
>>> It is segfaulting down the line in a completely unrelated 
>>> location... Wait I will try to make a MWP.
>>
>> [Here is MWP](https://github.com/naturalmechanics/mwp).
>>
>> Please compile with `dub build -b release --compiler=ldc2 `. 
>> Then to run, please use : `./tracker_ai --filename 
>> 21010014-86.ptl `
>
> With ldc2 this segfaults for me even if std.parallelism is 
> removed
> entirely. With DMD and std.parallelism removed it runs to 
> completion.
> With DMD and no changes it never seems to finish.
>
> I reckon that there's some other memory error and that the 
> parallelism
> is unrelated.

Try : (this 
version)[https://github.com/naturalmechanics/mwp/tree/nested-loops]

The goal is to parallelize : `calculate_avgSweepDist_pairwise` at 
line `3836`. Notice there we have 6 nested loops. Thank you.