Use type from compile time value for prefix expression

compiler/testData/evaluate/isPure/enum.kt

@@ -0,0 +1,9 @@
+package test
+
+enum class MyEnum { A }
+
+// val prop1: true
+val prop1 = MyEnum.A
+
+// val prop2: null
+val prop2 = javaClass<MyEnum>()