--- /dev/null
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+class Program
+{
+ interface IFrobber
+ {
+ void Frob();
+ }
+
+ class Frobber : IFrobber
+ {
+ public void Frob()
+ {
+ }
+ }
+
+ class Foo<T> where T : IFrobber
+ {
+ public static void FrobAll(T[,] arr)
+ {
+ for (int i = 0; i < arr.Length; i++)
+ {
+ // 'readonly' prefix on call to array's Address method must be respected, and the type check bypassed
+ arr[0, i].Frob();
+ }
+ }
+ }
+
+ private static int Main()
+ {
+ Foo<IFrobber>.FrobAll(new Frobber[,] { { new Frobber() } });
+ return 100;
+ }
+}
--- /dev/null
+<?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>
+ <SchemaVersion>2.0</SchemaVersion>
+ <ProjectGuid>{CBD0D777-3583-49CC-8538-DD84447F6522}</ProjectGuid>
+ <OutputType>Exe</OutputType>
+ <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+ <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
+ <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+ <CLRTestKind>BuildAndRun</CLRTestKind>
+ <CLRTestPriority>0</CLRTestPriority>
+ </PropertyGroup>
+ <!-- Default configurations to help VS understand the configurations -->
+ <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+ </PropertyGroup>
+ <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+ </PropertyGroup>
+ <ItemGroup>
+ <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+ <Visible>False</Visible>
+ </CodeAnalysisDependentAssemblyPaths>
+ </ItemGroup>
+ <ItemGroup>
+ <!-- Add Compile Object Here -->
+ <Compile Include="readonlyPrefix.cs" />
+ </ItemGroup>
+ <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
+</Project>
\ No newline at end of file