Horton

Re: broken JIT support on Fedora 40

Thomas Munro <thomas.munro@gmail.com>

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From: Thomas Munro <thomas.munro@gmail.com>
To: Dmitry Dolgov <9erthalion6@gmail.com>
Cc: Daniel Gustafsson <daniel@yesql.se>, Pavel Stehule <pavel.stehule@gmail.com>, Robert Haas <robertmhaas@gmail.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2024-03-30T03:38:11Z
Lists: pgsql-hackers 
On Fri, Mar 22, 2024 at 7:15 AM Dmitry Dolgov <9erthalion6@gmail.com> wrote:
> > For verification, I've modified the deform.outblock to call LLVMBuildRet
> > instead of LLVMBuildRetVoid and this seems to help -- inline and deform
> > stages are still performed as before, but nothing crashes. But of course
> > it doesn't sound right that inlining pass cannot process such code.

Thanks for investigating and filing the issue.  It doesn't seem to be
moving yet.  Do you want to share the LLVMBuildRet() workaround?
Maybe we need to consider shipping something like that in the
meantime?

Commits

  1. Run LLVM verify pass on IR in assert builds.

  2. Fix illegal attribute propagation in LLVM JIT.

  3. Track LLVM 18 changes.

  4. jit: Changes for LLVM 17.