ldc-developers/ldc — pull request #264 by NilsBossung (2013-01-16 20:03:21+00:00)
Title: when creating an executable, always set global.params.objname = NULL

In that case, -of is just not supposed to name the object file.
This makes ldmd2 work with rdmd.

Disclaimer: I'm not familiar with the ldc sources, so I may be missing any implications this change has.