JVM IR: Optimize equality on class literals

compiler/testData/codegen/box/classLiteral/classEquality.kt

@@ -0,0 +1,23 @@
+
+open class A
+class B : A()
+
+fun compareClasses(a: Any, b: Any) = a::class == b::class
+
+fun isA(a: Any) = a::class == A::class
+
+inline fun <reified T> isT(a: Any) = a::class == T::class
+
+fun box(): String {
+    if (!compareClasses("a", "b")) return "Fail 1"
+    if (compareClasses(Any(), "")) return "Fail 2"
+    if (!isA(A())) return "Fail 3"
+    if (isA(B())) return "Fail 4"
+    if (!isT<A>(A())) return "Fail 5"
+    if (isT<A>(B())) return "Fail 6"
+    if (isT<B>(A())) return "Fail 7"
+    if (isT<Any>(B())) return "Fail 8"
+    if (!isT<Int>(10)) return "Fail 9"
+    if (!isT<Int>(10 as Any)) return "Fail 10"
+    return "OK"
+}