From 7344f8a8442a9c3cef159445f71b4f2886ed2798 Mon Sep 17 00:00:00 2001
From: Nikita Popov <npopov@redhat.com>
Date: Tue, 28 Feb 2023 16:51:06 +0100
Subject: [PATCH] [Orc] Use new pass manager in example

Invoke InstCombine via the new pass manager, instead of the
legacy pass manager.
---
 .../OrcV2CBindingsIRTransforms/OrcV2CBindingsIRTransforms.c   | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/llvm/examples/OrcV2Examples/OrcV2CBindingsIRTransforms/OrcV2CBindingsIRTransforms.c b/llvm/examples/OrcV2Examples/OrcV2CBindingsIRTransforms/OrcV2CBindingsIRTransforms.c
index 692529d5..585aa78 100644
--- a/llvm/examples/OrcV2Examples/OrcV2CBindingsIRTransforms/OrcV2CBindingsIRTransforms.c
+++ b/llvm/examples/OrcV2Examples/OrcV2CBindingsIRTransforms/OrcV2CBindingsIRTransforms.c
@@ -21,7 +21,7 @@
 #include "llvm-c/LLJIT.h"
 #include "llvm-c/Support.h"
 #include "llvm-c/Target.h"
-#include "llvm-c/Transforms/Scalar.h"
+#include "llvm-c/Transforms/PassBuilder.h"
 
 #include <stdio.h>
 
@@ -54,11 +54,10 @@ LLVMOrcThreadSafeModuleRef createDemoModule(void) {
 }
 
 LLVMErrorRef myModuleTransform(void *Ctx, LLVMModuleRef Mod) {
-  LLVMPassManagerRef PM = LLVMCreatePassManager();
-  LLVMAddInstructionCombiningPass(PM);
-  LLVMRunPassManager(PM, Mod);
-  LLVMDisposePassManager(PM);
-  return LLVMErrorSuccess;
+  LLVMPassBuilderOptionsRef Options = LLVMCreatePassBuilderOptions();
+  LLVMErrorRef E = LLVMRunPasses(Mod, "instcombine", NULL, Options);
+  LLVMDisposePassBuilderOptions(Options);
+  return E;
 }
 
 LLVMErrorRef transform(void *Ctx, LLVMOrcThreadSafeModuleRef *ModInOut,
-- 
2.7.4