D-Programming-Language/tools — pull request #15 by Abscissa (2011-10-23 04:00:18+00:00)
Title: Don't pass .di files to DMD.

Any .di dependencies should *not* be passed to DMD. DMD will automatially find them on it's own as use them as appropriate. Passing them into DMD explicitly can cause linking problems due to multiple, sometimes different, definitions.

A real-world instance of the problem:
http://www.dsource.org/forums/viewtopic.php?t=5856