From f5bee7d646dc2b2ee185c4862be6076ac0b7d773 Mon Sep 17 00:00:00 2001
From: Hongtao Yu <Hongtao.Yu@microsoft.com>
Date: Mon, 11 Jan 2016 15:24:49 -0800
Subject: Fix for bug 2610 Incorrect copy prop substitution.

The bug is due to missing lvAddrExposed flag for tmp vars serving as pass-by-ref arguments.
---
 .../Regression/JitBlue/GitHub_2610/GitHub_2610.cs  | 78 ++++++++++++++++++++++
 .../JitBlue/GitHub_2610/GitHub_2610.csproj         | 50 ++++++++++++++
 .../JIT/Regression/JitBlue/GitHub_2610/app.config  | 27 ++++++++
 3 files changed, 155 insertions(+)
 create mode 100644 tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.cs
 create mode 100644 tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.csproj
 create mode 100644 tests/src/JIT/Regression/JitBlue/GitHub_2610/app.config

(limited to 'tests')

diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.cs b/tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.cs
new file mode 100644
index 0000000000..fb7559e4ec
--- /dev/null
+++ b/tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.cs
@@ -0,0 +1,78 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System;
+using System.Runtime.CompilerServices;
+
+public struct MyValue
+{
+    public long val;
+    public MyValue(long a)
+    { val = a; }
+}
+
+public struct MyStruct
+{
+    public MyValue v1;
+    public MyValue v2;
+
+    public MyStruct(MyValue a, MyValue b)
+    { v1 = a; v2 = b; }
+}
+
+class Program
+{
+    static int Main()
+    {
+        MyValue p1 = new MyValue(10);
+        MyValue p2 = new MyValue(20);
+
+        MyStruct c1 = new MyStruct(p1, p2);
+        MyStruct c2 = new MyStruct(p2, p1);
+
+        bool b1 = Program.IsXGeater(c1);
+        bool b2 = Program.IsXGeater(c2);
+        bool b3 = Program.IsXGeater(c1);
+        bool b4 = Program.IsXGeater(c2);
+
+        if (b1)
+        {
+            Console.WriteLine("Fail");
+            return -1;
+        }
+
+        if (!b2)
+        {
+            Console.WriteLine("Fail");
+            return -1;
+        }
+
+        if (b3)
+        {
+            Console.WriteLine("Fail");
+            return -1;
+        }
+
+        if (!b4)
+        {
+            Console.WriteLine("Fail");
+            return -1;
+        }
+
+        Console.WriteLine("Pass");
+        return 100;
+    }
+
+    // Return true if p1.x > p2.y
+    [MethodImplAttribute(MethodImplOptions.NoInlining)]
+    public static bool IsXGeater(MyStruct line)
+    {
+        if (line.v1.val > line.v2.val)
+        {
+            line = new MyStruct(line.v2, line.v1);
+            return true;
+        }
+
+        return false;
+    }
+}
diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.csproj b/tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.csproj
new file mode 100644
index 0000000000..8f33be95db
--- /dev/null
+++ b/tests/src/JIT/Regression/JitBlue/GitHub_2610/GitHub_2610.csproj
@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <AssemblyName>$(MSBuildProjectName)</AssemblyName>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <ReferencePath>$(ProgramFiles)\Common Files\microsoft shared\VSTT\11.0\UITestExtensionPackages</ReferencePath>
+    <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
+
+    <NuGetPackageImportStamp>7a9bfb7d</NuGetPackageImportStamp>
+  </PropertyGroup>
+  <!-- Default configurations to help VS understand the configurations -->
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+  </PropertyGroup>
+  <ItemGroup>
+    <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+      <Visible>False</Visible>
+    </CodeAnalysisDependentAssemblyPaths>
+  </ItemGroup>
+  <PropertyGroup>
+    <DebugType></DebugType>
+    <Optimize>True</Optimize>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="$(MSBuildProjectName).cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="$(JitPackagesConfigFileDirectory)minimal\project.json" />
+    <None Include="app.config" />
+  </ItemGroup>
+  <ItemGroup>
+    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
+  </ItemGroup>
+  <PropertyGroup>
+    <ProjectJson>$(JitPackagesConfigFileDirectory)minimal\project.json</ProjectJson>
+    <ProjectLockJson>$(JitPackagesConfigFileDirectory)minimal\project.lock.json</ProjectLockJson>
+  </PropertyGroup>
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
+  <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
+  </PropertyGroup> 
+</Project>
diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_2610/app.config b/tests/src/JIT/Regression/JitBlue/GitHub_2610/app.config
new file mode 100644
index 0000000000..62803f5972
--- /dev/null
+++ b/tests/src/JIT/Regression/JitBlue/GitHub_2610/app.config
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="System.Runtime" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.20.0" newVersion="4.0.20.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Text.Encoding" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.10.0" newVersion="4.0.10.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Threading.Tasks" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.10.0" newVersion="4.0.10.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.IO" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.10.0" newVersion="4.0.10.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Reflection" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.10.0" newVersion="4.0.10.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>
\ No newline at end of file
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