[LLVMdev] "UNREACHABLE executed!" error?

Nick Lewycky nicholas at mxc.ca
Sun Aug 15 14:34:26 PDT 2010

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?

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