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From: Thomas Munro <[email protected]>
To: Tom Lane <[email protected]>
Cc: Alvaro Herrera <[email protected]>
Cc: Fabien COELHO <[email protected]>
Cc: Thomas Munro <[email protected]>
Cc: pgsql-committers <[email protected]>
Subject: Re: pgsql: Track LLVM 15 changes.
Date: Wed, 16 Feb 2022 09:18:53 +1300
Message-ID: <CA+hUKG+p=faBQR2PSAqWoWa+_tJdKPT0wjZPQe7XcDEttUCgdQ@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
References: <CA+hUKGLqengPszjoQeD_7nmHsjGZS380+ymke-Fm=nNGMEQuhw@mail.gmail.com>
	<[email protected]>
	<CA+hUKG+LX+mjBTPV=u4RnZU_5sp=BgCHh_91a1f1NFoKphtJWQ@mail.gmail.com>
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On Wed, Feb 16, 2022 at 7:34 AM Tom Lane <[email protected]> wrote:
> Although seawasp isn't actually failing at the moment, it's emitting
> a boatload of deprecation warnings, eg
>
> In file included from llvmjit_deform.c:27:
> ../../../../src/include/jit/llvmjit_emit.h:112:23: warning: 'LLVMBuildStructGEP' is deprecated: Use LLVMBuildStructGEP2 instead to support opaque pointers [-Wdeprecated-declarations]
>         LLVMValueRef v_ptr = LLVMBuildStructGEP(b, v, idx, "");
>                              ^
> /home/fabien/clgtk/include/llvm-c/Core.h:3908:1: note: 'LLVMBuildStructGEP' has been explicitly marked deprecated here
> LLVM_ATTRIBUTE_C_DEPRECATED(
> ^
>
> Is that on anyone's radar to clean up?

Yeah I mentioned this problem in the other thread.  I got as far as
finding this write-up:

https://llvm.org/docs/OpaquePointers.html

I haven't yet tried to work out what we really need to do, but I'm
planning to try.  Possibly requires a bit more book keeping on our
part, since eg LLVMGetElementType() is going away.

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