dmd -c behaviour doesn't take account of packages.

[Bernard Helyer]

On Thursday, 23 February 2012 at 23:06:56 UTC, Bernard Helyer
wrote:
> Did you not read what Jacob posted?
>
> my.module.A.o
> my_module_A.o
> my_module.A.o
> my.module_A.o
>
> No conflicts.

Also, you can't have a package called module.