How to run lit tests on Mac OSX without gcc?

[Johan Engelen via digitalmars-d-ldc]

On Saturday, 26 August 2017 at 13:45:18 UTC, Thomas Mader wrote:
> I am successfully building ldc 1.3.0 on Mac and running the 
> phobos and druntime tests work too but I get the following 
> error in the lit tests:

By the way, a quick way to just run the lit-tests is to go to the 
tests subdirectory of your build dir, and run runlit.py  (note 
the dot "." at the end):
```
../build/tests> ./runlit.py -v .
```

-Johan