KT-12152 : constructor consistency analysis, base cases

compiler/testData/diagnostics/tests/constructorConsistency/delegate.kt

@@ -0,0 +1,13 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+import kotlin.reflect.KProperty
+
+class Delegate(val x: Int) {
+    operator fun getValue(t: Any?, p: KProperty<*>): Int = x
+}
+
+class My {
+    val x: Int by Delegate(this.foo())
+
+    fun foo(): Int = x
+}