Add init test.

backend.native/tests/build.gradle

@@ -676,3 +676,9 @@ task initializers0(type: RunKonanTest) {
     source = "runtime/basic/initializers0.kt"
 }
 
+task initializers1(type: RunKonanTest) {
+    goldValue = "Init Test\n" +
+                "Done\n"
+    disabled = true
+    source = "runtime/basic/initializers1.kt"
+}

backend.native/tests/runtime/basic/initializers1.kt

@@ -0,0 +1,13 @@
+class Test {
+    companion object {
+        init {
+            println("Init Test")
+        }
+    }
+}
+
+fun main(args : Array<String>) {
+    val t1 = Test()
+    val t2 = Test()
+    println("Done")
+}