Revert "[Native] Fix tailrec test."

This reverts commit 67c501e0b6.

kotlin-native/backend.native/tests/build.gradle

@@ -3165,7 +3165,8 @@ tasks.register("vararg_of_literals", KonanLocalTest) {
 }
 
 standaloneTest('tailrec') {
-    disabled = isAggressiveGC // TODO: Investigate why too slow
+    disabled = isAggressiveGC || // TODO: Investigate why too slow
+            isK2(project) // KT-56269
     useGoldenData = true
     source = "lower/tailrec.kt"
     flags = ['-XXLanguage:-ProhibitTailrecOnVirtualMember', '-e', 'lower.tailrec.main']

kotlin-native/backend.native/tests/lower/tailrec.kt

@@ -18,6 +18,12 @@ fun main() {
 
     println(listOf(1, 2, 3).indexOf(3))
     println(listOf(1, 2, 3).indexOf(4))
+
+    println(Integer(5).isLessOrEqualThan(7))
+    println(Integer(42).isLessOrEqualThan(1))
+
+    println(DefaultArgGetter().foo("non-default"))
+    println(EitherDelegatedOrNot(NotDelegated()).get42())
 }
 
 tailrec fun add(x: Int, y: Int): Int = if (x > 0) add(x - 1, y + 1) else y
@@ -55,3 +61,37 @@ tailrec fun <T> List<T>.indexOf(x: T, startIndex: Int = 0): Int {
     return startIndex
 
 }
+
+open class Integer(val value: Int) {
+    open tailrec fun isLessOrEqualThan(value: Int): Boolean {
+        if (this.value == value) {
+            return true
+        } else if (value > 0) {
+            return this.isLessOrEqualThan(value - 1)
+        } else {
+            return false
+        }
+    }
+}
+
+open class DefaultArgHolder {
+    open fun foo(s: String = "default") = s
+}
+
+class DefaultArgGetter : DefaultArgHolder() {
+    override tailrec fun foo(s: String): String {
+        return if (s == "default") s else foo()
+    }
+}
+
+open class EitherDelegatedOrNot(val delegate: EitherDelegatedOrNot?) {
+    open tailrec fun get42(): Int = if (delegate != null) {
+        delegate.get42()
+    } else {
+        throw Error()
+    }
+}
+
+class NotDelegated : EitherDelegatedOrNot(null) {
+    override fun get42() = 42
+}

kotlin-native/backend.native/tests/lower/tailrec.out

@@ -8,3 +8,7 @@
 ready!
 2
 -1
+true
+false
+default
+42