[flang-commits] [flang] [Flang] Use `LLVMConversionTarget` instead of `ConversionTarget`. (PR #169770)

[Ming Yan via flang-commits]

https://github.com/NexMing created https://github.com/llvm/llvm-project/pull/169770

None

>From 3ee7c9aa8166e8821cdb7dc6dbc8d93528abc880 Mon Sep 17 00:00:00 2001
From: yanming <ming.yan at terapines.com>
Date: Thu, 27 Nov 2025 15:52:55 +0800
Subject: [PATCH] [Flang] Use `LLVMConversionTarget` instead of
 `ConversionTarget`.

---
 flang/lib/Optimizer/CodeGen/CodeGen.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/flang/lib/Optimizer/CodeGen/CodeGen.cpp b/flang/lib/Optimizer/CodeGen/CodeGen.cpp
index f96d45d3f6b66..2c56f12ac4f9d 100644
--- a/flang/lib/Optimizer/CodeGen/CodeGen.cpp
+++ b/flang/lib/Optimizer/CodeGen/CodeGen.cpp
@@ -39,6 +39,7 @@
 #include "mlir/Conversion/ControlFlowToLLVM/ControlFlowToLLVM.h"
 #include "mlir/Conversion/FuncToLLVM/ConvertFuncToLLVM.h"
 #include "mlir/Conversion/IndexToLLVM/IndexToLLVM.h"
+#include "mlir/Conversion/LLVMCommon/ConversionTarget.h"
 #include "mlir/Conversion/LLVMCommon/Pattern.h"
 #include "mlir/Conversion/MathToFuncs/MathToFuncs.h"
 #include "mlir/Conversion/MathToLLVM/MathToLLVM.h"
@@ -4314,8 +4315,7 @@ class FIRToLLVMLowering
     // handling of things like Box types.
     fir::populateOpenMPFIRToLLVMConversionPatterns(typeConverter, pattern);
 
-    mlir::ConversionTarget target{*context};
-    target.addLegalDialect<mlir::LLVM::LLVMDialect>();
+    mlir::LLVMConversionTarget target(*context);
     // The OpenMP dialect is legal for Operations without regions, for those
     // which contains regions it is legal if the region contains only the
     // LLVM dialect. Add OpenMP dialect as a legal dialect for conversion and