[Issue 2934] "".dup does not return empty string

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=2934





------- Comment #1 from qian.xu at funkwerk-itk.com  2009-05-04 09:25 -------
Sorry. I should have post the following code:

  char[] s;
  assert(s     is null);
  assert(s.dup is null);

  assert(""     !is null); // OK
  assert("".dup !is null); // FAILED

The last two lines behave not consistent. 
Either both are failed, or both are passed.


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