D-Programming-Language/dmd — pull request #616 by 9rnsr (2012-01-12 10:12:09+00:00)
Title: Issue 7278 - Templated struct (instantiated with null) can't access its own members

http://d.puremagic.com/issues/show_bug.cgi?id=7278

Null literals should behave like 'singleton' object, even if they have different types.