[Bug d/89255] libphobos.unittests multilib handling broken

[ibuclaw at gdcproject dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89255

--- Comment #13 from Iain Buclaw <ibuclaw at gdcproject dot org> ---
(In reply to Iain Buclaw from comment #12)
> 
> They differ by libphobos_run_args, not by compilation flags.
> 
> Maybe I'm running these tests in a lazy way, but would appending the
> execution args to the name be sufficient?  And in which place?
> 

Actually, I'll just add a compilation flag that does nothing to the test.