[FIR] Add a blackbox test for KT-65972

compiler/testData/codegen/box/javaInterop/primitiveVsWrapperTypeInInheritance/intersectionWithMultipleDefaultsInJava.kt

@@ -0,0 +1,38 @@
+// TARGET_BACKEND: JVM
+// SKIP_JDK6
+// JVM_TARGET: 1.8
+
+// FILE: IntCollection.java
+interface IntCollection<E> {
+    public boolean add(int key);
+}
+
+// FILE: IntSet.java
+interface IntSet extends IntCollection {
+    public default boolean add(Integer it) { return true; }
+
+    // from the supertype
+    // public boolean add(int key);
+}
+
+// FILE: AbstractCollection.java
+abstract class AbstractCollection<E> {
+    public boolean add(E it) { return true; }
+}
+
+// FILE: AbstractIntCollection.java
+abstract class AbstractIntCollection extends AbstractCollection<Integer> {
+    public boolean add(int it) { return true; }
+
+    // from the supertype
+    // public default boolen add(Integer it) { return true; }
+}
+
+// FILE: AbstractIntSet.java
+public abstract class AbstractIntSet extends AbstractIntCollection implements IntSet {}
+
+// FILE: Main.kt
+
+class KotlinClass : AbstractIntSet()
+
+fun box() = "OK".also { KotlinClass() }