Add some tests on KProperty usage from delegate methods

compiler/testData/codegen/box/delegatedProperty/useReflectionOnKProperty.kt

@@ -0,0 +1,14 @@
+import kotlin.reflect.KProperty
+
+class Delegate {
+    fun getValue(t: Any?, p: KProperty<*>): String {
+        p.parameters
+        p.returnType
+        p.annotations
+        return p.toString()
+    }
+}
+
+val prop: String by Delegate()
+
+fun box() = if (prop == "val prop: kotlin.String") "OK" else "Fail: $prop"

compiler/testData/codegen/boxWithStdlib/delegatedProperty/stackOverflowOnCallFromGetValue.kt

@@ -0,0 +1,24 @@
+// FULL_JDK
+
+import kotlin.reflect.KProperty
+import kotlin.reflect.KProperty0
+import kotlin.test.assertFailsWith
+
+class Delegate {
+    fun getValue(t: Any?, p: KProperty<*>): String {
+        return (p as KProperty0<String>).get()
+    }
+}
+
+val prop: String by Delegate()
+
+fun box(): String {
+    assertFailsWith(
+            StackOverflowError::class.java,
+            "Getting the property value with .get() from getValue is effectively an endless recursion and should fail"
+    ) {
+        prop
+    }
+
+    return "OK"
+}