Tests for private members and accessors for them

compiler/testData/codegen/boxInline/private/accessorStabilityInClass.2.kt

@@ -0,0 +1,23 @@
+package test
+
+class A {
+    fun call() = inlineFun2 { stub() }
+
+    internal inline fun inlineFun2(p: () -> Unit): String {
+        p()
+
+        return inlineFun {
+            test()
+        }
+    }
+
+    private fun stub() = "fail"
+
+    private fun test() = "OK"
+
+
+    inline internal fun inlineFun(p: () -> String): String {
+        return p()
+    }
+
+}