IDEA-86945 'Redundant type cast' and 'Constant conditions & exceptions' inspections

java/java-tests/testData/inspection/dataFlow/fixture/Boxing128.java

@@ -0,0 +1,11 @@
+class Foo {
+  public void foo() {
+    Integer a = 128;
+    Integer b = (int) a;// cast is necessary because new object is created
+    Integer c = 128;
+
+    System.out.println(a == b);
+    System.out.println(<warning descr="Condition 'a == c' is always 'false'">a == c</warning>);
+  }
+
+}