[llvm-dev] C++ JIT Compiler with LLVM on Windows 10 - part 5

[Stefan Gränitz via llvm-dev]

FYI Not sure there were specific questions open after
https://lists.llvm.org/pipermail/llvm-dev/2021-April/149584.html

On 12/04/2021 22:31, David Blaikie via llvm-dev wrote:
> +Lang Hames
>
> On Thu, Apr 1, 2021 at 1:10 AM Emmanuel Roche via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
>> Hi Geoff!
>>
>> It's nice to see that other people are following this "adventurous path" ;-) But unfortunately, I'm afraid, I don't have anything new to submit on this topic: I basically stopped working on those LLVM tests shortly after that last discussion, since I shifted my focus to different tasks/concerns... :-( Eventually I would like to get back to it, but realistically this is not going to happen anytime soon.Now, last thing I see from the notes I took (but you probably already noticed that) was that I seemed to have reached a point where my tests were working as expected despite this limitation, using the code I took from llvm-link (as described in that section https://wiki.nervtech.org/doku.php?id=blog:2020:0425_jit_compiler_part5_improvements#jit_modules_linking_process ): so I'd say that was a working workaround in my case... but not sure it could apply in your situation depending on your whole "sources/bytecode/module processing path"...
>>
>> => But anyway, I wish you good luck if you decide to get your hands dirty on that!
>>
>> Cheers,
>> Manu.
>>
>>
>> Le mer. 31 mars 2021 à 15:09, Geoff Levner <glevner at gmail.com> a écrit :
>>> Hi Emmanuel and Lang,
>>>
>>> I am tuning in to this thread several months late, because I am just now trying to port our ORC-based application to Windows, and I am running into all the same problems that Emmanuel ran into. To avoid unresolved symbols I have had to compile JIT modules with -D_DLL; I have had to export RTTI-related symbols explicitly with the same trick that Emmanuel found; and now I have multiple definitions of ??_7exception at std@@6B@, like Emmanuel.
>>>
>>> I see this bug has not been fixed, so my question is mostly for Emmanuel: have you found a workaround? I don't know exactly when this symbol is generated, but I have C++ modules that cannot be JIT compiled as a result...
>>>
>>> Geoff
>>>
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