Comment # 2 on bug 86490 from Michel Dänzer

(In reply to Andy Furniss from comment #1)
> If your llvm is new enough could be -
> 
> https://bugs.freedesktop.org/show_bug.cgi?id=86432

Light Room Interior Day Demo works for me now, so assuming that was it.

*** This bug has been marked as a duplicate of bug 86432 ***