Generate IR for annotation class constructors.

compiler/testData/ir/irText/classes/annotationClasses.kt.txt

@@ -1,32 +1,51 @@
-annotation class Test1 : Annotation {
-  constructor(x: Int) /* primary */ 
+open annotation class Test1 : Annotation {
+  constructor(x: Int) /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
   val x: Int
     field = x
     get
 
 }
 
-annotation class Test2 : Annotation {
-  constructor(x: Int = 0) /* primary */ 
+open annotation class Test2 : Annotation {
+  constructor(x: Int = 0) /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
   val x: Int
     field = x
     get
 
 }
 
-annotation class Test3 : Annotation {
-  constructor(x: Test1) /* primary */ 
+open annotation class Test3 : Annotation {
+  constructor(x: Test1) /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
   val x: Test1
     field = x
     get
 
 }
 
-annotation class Test4 : Annotation {
-  constructor(vararg xs: Int) /* primary */ 
+open annotation class Test4 : Annotation {
+  constructor(vararg xs: Int) /* primary */ {
+    super/*Any*/()
+    /* <init>() */
+
+  }
+
   val xs: IntArray
     field = xs
     get
 
 }
-