[mcs] Emit side effects of reduced probing expression

1 files changed, 26 insertions, 0 deletions

diff --git a/mcs/tests/test-897.cs b/mcs/tests/test-897.cs
new file mode 100644
index 00000000000..e5b328255e6
--- /dev/null
+++ b/mcs/tests/test-897.cs
@@ -0,0 +1,26 @@
+using System;
+
+class X
+{
+	static int Foo ()
+	{
+		throw new ApplicationException ();
+	}
+
+	public static int Main ()
+	{
+		try {
+			var b = Foo () is object;
+			return 1;
+		} catch (ApplicationException) {
+		}
+
+		try {
+			var b = Foo () as object;
+			return 2;
+		} catch (ApplicationException) {
+		}
+
+		return 0;
+	}
+}
\ No newline at end of file