Test C++11 in-class member initializers

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

tests/Common/Common.Tests.cs

@@ -427,6 +427,7 @@ public class CommonTests
     {
         using (Foo foo = new Foo { A = 5, B = 5.5f })
         {
+            Assert.That(foo.Init, Is.EqualTo(20));
             using (var copyFoo = new Foo(foo))
             {
                 Assert.That(foo.A, Is.EqualTo(copyFoo.A));

tests/Common/Common.h

@@ -89,6 +89,7 @@ public:
     Foo(const float& f);
     int A;
     float B;
+    int Init = 20;
     IgnoredType ignoredType;
     int fixedArray[3];
     char fixedCharArray[3];