Is there a weak pointer or references in D?

[Era Scarecrow]

On Sunday, 13 January 2013 at 00:37:07 UTC, Charles Hixson wrote:
> P.S.:  Perhaps you're thinking of unions with a combination of 
> floats and pointers in them.  Legal, I think, but still a 
> really bad idea.

  No; Unless you flag every relevant portion as pointer/non 
pointer, then a float can get confused as a pointer. To my 
understanding, things aren't tagged that way.