Horton

Re: [PATCH] jit: fix build with LLVM-21

Thomas Munro <thomas.munro@gmail.com>

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From: Thomas Munro <thomas.munro@gmail.com>
To: Anthonin Bonnefoy <anthonin.bonnefoy@datadoghq.com>
Cc: Holger Hoffstätte <holger@applied-asynchrony.com>, Peter Eisentraut <peter@eisentraut.org>, pgsql-hackers@postgresql.org
Date: 2025-11-22T08:37:38Z
Lists: pgsql-hackers 
On Tue, Nov 18, 2025 at 4:06 AM Thomas Munro <thomas.munro@gmail.com> wrote:
> Looks good so far.  Will try to push this tomorrow.

Pushed.  Thanks Holger and Anthonin.

> I got distracted trying to figure out why LLVM 22 is segfaulting in
> llvm::orc::ExecutionSession::IL_emit().  It's not out ... yet.  I was
> worried that might be a clue about problems with the backported
> SectionMemoryManager nonsense, but (un)fortunately it also still
> crashes with the JITLink patch[1].  Will need to chase this down...

Got a bit further with LLVM 22, let's see... (clues/ideas welcome).

https://github.com/llvm/llvm-project/issues/169135