Comment # 3 on bug 86432 from Andy Furniss

(In reply to Marek Olšák from comment #2)
> Created attachment 109675 [details] [review] [review]
> workaround
> 
> Can you test this LLVM patch. It's not a final fix.

It doesn't apply to head, so testing reset on the bad commit - Yes it does
workaround the issue.