Same _exact_ code in C and D give different results — why?

[Era Scarecrow]

On Monday, 4 June 2012 at 18:06:56 UTC, Denis Shelomovskij wrote:
> How can we all answer the same question in the same time 
> without synchronization? Looks like it's a magical time...

  Or everyone could be replying at the exact same time (the time 
typing the reply doesn't count towards the time); That's it! Spam 
the forum! j/k

  This would have been funnier if this was within a minute of your 
post :P