Add ir interpreter tests

compiler/testData/ir/interpreter/localObject.kt

@@ -0,0 +1,19 @@
+@CompileTimeCalculation
+interface LocalObject {
+    fun getNum(): Int
+}
+
+@CompileTimeCalculation
+fun getLocalObject(num: Int) = object : LocalObject {
+    override fun getNum() = num
+}
+
+@CompileTimeCalculation
+class A(val a: Int) {
+    val localObject = object : LocalObject {
+        override fun getNum() = a
+    }
+}
+
+const val a = getLocalObject(10).<!EVALUATED: `10`!>getNum()<!>
+const val b = A(2).localObject.<!EVALUATED: `2`!>getNum()<!>