[LLVMdev] Unable to schedule 'Dominator Tree Construction' required by 'Module Verifier'

[mondi at dyskinetic.com]

Thanks, that was exactly the problem.

.m

> Hi Mondi, maybe: don't link your dynamic library against the LLVM
> libraries.
> If the tool you load it into is already linked against them (like the opt
> tool
> is) then global constructors will be run twice (once when your tool is
> started
> and once when the dynamic library is loaded) and strange things will
> happen.
>
> Ciao, Duncan.
>
>
> On 26/07/12 22:27, mondi wrote:
>> I have a simple parser / JIT execution module which I recently split up
>> into separate shared libraries.
>>
>> Previously, and as a test case, I'd generate IR, and immediately reparse
>> / execute it. Now, the execution step lives in a separate but linked
>> shared library. As soon as this happened, this error start popping up:
>>
>> Unable to schedule 'Dominator Tree Construction' required by 'Module
>> Verifier'
>> Unable to schedule pass
>> UNREACHABLE executed at PassManager.cpp:1230!
>>
>> I've reduced it to the bare minimum test case - parser + linked
>> execution, and it fails as long as the execution code is run from a
>> dylib.
>>
>> This is with the latest SVN code, on OS X 10.8
>>
>> Anyone else seen this behaviour? Hopefully I'm missing something obvious
>>
>> .m
>>
>>
>>
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