Fix build errors that pop up in VS/ mcs master

src/Mono.Cxxi/CppInstancePtr.cs

@@ -70,7 +70,6 @@ namespace Mono.Cxxi {
 		}
 
 		// Alloc a new C++ instance
-		// NOTE: native_vtptr will be set later after native ctor is called
 		internal CppInstancePtr (int nativeSize, object managedWrapper)
 		{
 			// Under the hood, we're secretly subclassing this C++ class to store a
@@ -78,6 +77,9 @@ namespace Mono.Cxxi {
 			int allocSize = nativeSize + Marshal.SizeOf (typeof (IntPtr));
 			ptr = Marshal.AllocHGlobal (allocSize);
 
+			// NOTE: native_vtptr will be set later after native ctor is called
+			native_vtptr = IntPtr.Zero;
+
 			// zero memory for sanity
 			// FIXME: This should be an initblk
 			byte[] zeroArray = new byte [allocSize];
@@ -93,6 +95,7 @@ namespace Mono.Cxxi {
 		internal CppInstancePtr (int nativeSize)
 		{
 			ptr = Marshal.AllocHGlobal (nativeSize);
+			native_vtptr = IntPtr.Zero;
 			manage_memory = true;
 		}
 
@@ -103,6 +106,7 @@ namespace Mono.Cxxi {
 				throw new ArgumentOutOfRangeException ("native cannot be null pointer");
 
 			ptr = native;
+			native_vtptr = IntPtr.Zero;
 			manage_memory = false;
 		}
 

tests/Tests.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -90,7 +90,9 @@
     </MonoDevelop>
   </ProjectExtensions>
   <ItemGroup>
-    <Reference Include="nunit.framework, Version=2.4.8.0, Culture=neutral, PublicKeyToken=96d09a1eb7f44a77" />
+    <Reference Include="nunit.framework, Version=2.4.8.0, Culture=neutral, PublicKeyToken=96d09a1eb7f44a77">
+      <SpecificVersion>False</SpecificVersion>
+    </Reference>
     <Reference Include="System" />
   </ItemGroup>
   <ItemGroup>