Need help making minimal bare metal ARM Cortex-M D program

[jerro]

> A couple of the options don't seem to exist in crosstools.  
> Specifically "Go to C compiler, select Other languages and 
> enter d".  Pretty hard to tell the compiler to support D 
> without this option.

Have you set 'Try features marked as EXPERIMENTAL'?
Are you using a recent version of crosstool-NG? And in case
this isn't clear, there isn't a 'D' option to choose from,
you need to type 'D' into the field.