Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-185.cs

@@ -0,0 +1,21 @@
+public class App {
+  public static void Main() {
+    FP.appendArrays(new int[] {1, 2}, new int[] {3, 4});
+  }
+}
+
+class FP {
+    public static T[] appendArrays<T>(params T[][] arrays) {
+      int length = 0;
+      foreach (T[] array in arrays)
+        length += array.Length;
+      T[] result = new T[length];
+      int k = 0;
+      foreach (T[] array in arrays)
+        foreach (T obj in array) {
+          result[k] = obj;
+          k++;
+        }
+      return result;
+    }
+}