From ef5679949a98c56d766e1fe370f31299c2e75f5d Mon Sep 17 00:00:00 2001
From: Changming Sun <chasun@microsoft.com>
Date: Mon, 14 Jan 2019 14:22:02 -0800
Subject: [PATCH] Fix a c# build issue when mkldnn is not enabled (#321)

---
 .../Microsoft.ML.OnnxRuntime.PerfTool.csproj                    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/csharp/tools/Microsoft.ML.OnnxRuntime.PerfTool/Microsoft.ML.OnnxRuntime.PerfTool.csproj b/csharp/tools/Microsoft.ML.OnnxRuntime.PerfTool/Microsoft.ML.OnnxRuntime.PerfTool.csproj
index bda86180f6..32c0a205f5 100644
--- a/csharp/tools/Microsoft.ML.OnnxRuntime.PerfTool/Microsoft.ML.OnnxRuntime.PerfTool.csproj
+++ b/csharp/tools/Microsoft.ML.OnnxRuntime.PerfTool/Microsoft.ML.OnnxRuntime.PerfTool.csproj
@@ -18,7 +18,7 @@
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
       <Visible>false</Visible>
     </None>
-    <None Include="$(NativeBuildOutputDir)\mkldnn.dll">
+    <None Include="$(NativeBuildOutputDir)\mkldnn.dll" Condition="Exists('$(NativeBuildOutputDir)\mkldnn.dll')">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
       <Visible>false</Visible>
     </None>