From: Peter Eisentraut <peter@eisentraut.org>
Date: Mon, 15 Sep 2025 06:13:21 +0000 (+0200)
Subject: jit: fix build with LLVM-21
X-Git-Url: http://git.postgresql.org/gitweb/?a=commitdiff_plain;h=755f01ad743c09a5fcaf04df1c0e465bb48b85ed;p=postgresql.git

jit: fix build with LLVM-21

LLVM-21 renamed llvm::GlobalValue::getGUID() to
getGUIDAssumingExternalLinkage(), so add a version guard.

Author: Holger Hoffstätte <holger@applied-asynchrony.com>
Discussion: https://www.postgresql.org/message-id/flat/d25e6e4a-d1b4-84d3-2f8a-6c45b975f53d%40applied-asynchrony.com
---

diff --git a/src/backend/jit/llvm/llvmjit_inline.cpp b/src/backend/jit/llvm/llvmjit_inline.cpp
index 2007eb523c9..a633321f042 100644
--- a/src/backend/jit/llvm/llvmjit_inline.cpp
+++ b/src/backend/jit/llvm/llvmjit_inline.cpp
@@ -238,7 +238,11 @@ llvm_build_inline_plan(LLVMContextRef lc, llvm::Module *mod)
 
 		llvm_split_symbol_name(symbolName.data(), &cmodname, &cfuncname);
 
+#if LLVM_VERSION_MAJOR >= 21
+		funcGUID = llvm::GlobalValue::getGUIDAssumingExternalLinkage(cfuncname);
+#else
 		funcGUID = llvm::GlobalValue::getGUID(cfuncname);
+#endif
 
 		/* already processed */
 		if (inlineState.processed)