Threading Questions

[Kagamin via Digitalmars-d-learn]

On Thursday, 8 October 2015 at 13:44:46 UTC, bitwise wrote:
> That still doesn't explain what you mean about it being illegal 
> in other languages or why you brought up C# in the first place.

Illegal means the resulting program behaves incorrectly, 
potentially leading to silent failures and data corruption. C# is 
a language that allows such bugs, and D disallows them - treats 
such code as invalid and rejects.