[llvm-dev] LLJIT vs. thread-local storage

Geoff Levner via llvm-dev llvm-dev at lists.llvm.org
Fri Dec 20 06:48:58 PST 2019

Argh. Thanks for the info. We're on Linux.

On Fri, Dec 20, 2019 at 3:46 PM Praveen Velliengiri <
praveenvelliengiri at gmail.com> wrote:

> Hi Geoff,
> Gathering from past, I remember that the ORCv2 doesn't support thread
> local variable but not sure what is the current status now. What platform
> you are on?
> CC'ed (Lang hames) he knows exactly what is the status.
> On Fri, 20 Dec 2019 at 18:39, Geoff Levner via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>> I am in the process of porting our ORC code to ORC v2 and LLJIT. Now that
>> I have worked around a problem getting global constructors to be called,
>> everything seems to work unless a module declares a static thread-local
>> variable. In that case I get a "JIT session error" saying that the symbol __
>> emutls_v.xyz was not found (substitute the mangled variable name for
>> "xyz").
>> Does that mean anything to anybody out there?
>> (I don't know if it's relevant, but we are using LLVM 8, and we are using
>> Clang to compile C++ modules that are all put into a single JITDylib.)
>> Geoff
>> _______________________________________________
>> LLVM Developers mailing list
>> llvm-dev at lists.llvm.org
>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
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