X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mcs%2Ftests%2Fdtest-006.cs;h=4d80081df540c48b18161d2157352a64afedc54c;hb=d8be0899640d040272eb77b8749275a41a3d103a;hp=53f8e91f870a5a989e7d11fcec81cc36b56562bf;hpb=da2fe7195c36ab4848e9deb6bbd0a32e13b44db8;p=mono.git

diff --git a/mcs/tests/dtest-006.cs b/mcs/tests/dtest-006.cs
index 53f8e91f870..4d80081df54 100644
--- a/mcs/tests/dtest-006.cs
+++ b/mcs/tests/dtest-006.cs
@@ -523,6 +523,11 @@ class Tester
 		dynamic d3 = new MyType? (new MyType (-7));
 		Assert (d3 & new MyType (6), new MyType (0), "#3a");
 		Assert<MyType?> (d3 + null, null, "#3b");
+
+		dynamic a = (bool?) true;
+		dynamic b = (bool?) null;
+		Assert (a & b, (bool?)null, "#4a");
+		Assert (b & a, (bool?)null, "#4b");
 	}
 
 	void AndAssignedTest ()
@@ -1099,6 +1104,14 @@ class Tester
 		Assert (d2 >= null, false, "#3a");
 	}
 
+	void IsTest ()
+	{
+		dynamic d = 1;
+		Assert (d is long, false, "#1");
+		Assert (d is int, true, "#2");
+		Assert (d is string, false, "#3");
+	}
+
 	void LeftShiftTest ()
 	{
 		dynamic d = (ulong) 0x7F000;
@@ -1608,6 +1621,11 @@ class Tester
 		Assert (d != true, false, "#5");
 		Assert (d != null, true, "#5a");
 		Assert (d != false, true, "#5b");
+
+		d = null;
+		long? l = null;
+		Assert (d != l, false, "#6a");
+		Assert (l != d, false, "#6b");
 	}
 
 	void NotEqualEnumTest ()