IDEA-104754 Good code yellow: Unboxing

java/java-tests/testData/inspection/dataFlow/fixture/BoxingImpliesNotNull.java

@@ -0,0 +1,14 @@
+import org.jetbrains.annotations.Nullable;
+
+class Baz {
+  Integer bar() { return 2; }
+
+  void g() {
+    @Nullable Integer foo = bar();
+    if (foo == null) {
+      foo = 0;
+    }
+    System.out.println(foo.intValue());
+  }
+
+}