From 371a83895404309ce1cf84da05571354b6942082 Mon Sep 17 00:00:00 2001
From: Quinton Miller <nicetas.c@gmail.com>
Date: Mon, 11 Dec 2023 19:23:01 +0800
Subject: [PATCH] version guard

---
 src/llvm/ext/llvm_ext.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/llvm/ext/llvm_ext.cc b/src/llvm/ext/llvm_ext.cc
index f711afd8c0f1..921a39dbf29d 100644
--- a/src/llvm/ext/llvm_ext.cc
+++ b/src/llvm/ext/llvm_ext.cc
@@ -55,6 +55,7 @@ LLVMValueRef LLVMExtBuildInvoke2(
                                       Bundles, Name));
 }
 
+#if !LLVM_VERSION_GE(18, 0)
 static TargetMachine *unwrap(LLVMTargetMachineRef P) {
   return reinterpret_cast<TargetMachine *>(P);
 }
@@ -62,5 +63,6 @@ static TargetMachine *unwrap(LLVMTargetMachineRef P) {
 void LLVMExtSetTargetMachineGlobalISel(LLVMTargetMachineRef T, LLVMBool Enable) {
   unwrap(T)->setGlobalISel(Enable);
 }
+#endif
 
 } // extern "C"