[LLVMdev] "UNREACHABLE executed!" error?

Eric Christopher echristo at apple.com
Sun Aug 15 14:38:31 PDT 2010


On Aug 15, 2010, at 2:34 PM, Nick Lewycky wrote:

> Anton Korobeynikov wrote:
>> Hello
>> 
>>> I just noticed that my union seems to look like an array....is that actually
>>> a union or do I have a problem somewhere?
>> Yes. Unions are pretty much broken and unimplemented. They can be
>> removed pretty soon (say, after 2.8)
> 
> We've never released with unions. Could we remove them for the 2.8 
> release instead of afterwards when they're part of our forever forwards 
> compatible bitcode format?
> 
> Similar to what we did to the vfcmp and ficmp instructions maybe?

I'm for it.  I thought I'd seen something to that effect anyhow.

-eric





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