Pure functions in D

[BCS]

Reply to bearophile,

> Walter:
> 
>> There will be no reasonable way for the programmer who expects a
>> function to be pure, to see if it actually is pure. If he does check
>> (which might be arbitrarilly difficult to do) and it is not pure, he
>> has no reasonable way to determine why the compiler thought it was
>> impure.<
>> 
> Just a little note: those "he" refer to a male programmer. The D
> language has a small community, so each person is precious, so it's
> better to not show sexual discrimination, and try to use a more sexual
> neutral language in public articles/documents.
> 
> Bye,
> bearophile

Ahh. One Of my pet peeves about the English language. Pronouns!. We have 
no gender neutral third person singular pronoun ('they' is plural and 'it' 
is an insult). But the fun one is second person plural. Bet all you'all can't 
tell me what the best one is... Oh Crud, just blew that one. :(