diff --git a/src/share/vm/opto/type.cpp b/src/share/vm/opto/type.cpp
--- jdk8/hotspot/src/share/vm/opto/type.cpp
+++ jdk8/hotspot/src/share/vm/opto/type.cpp
@@ -1158,11 +1158,11 @@
   // Certain normalizations keep us sane when comparing types.
   // The 'SMALLINT' covers constants and also CC and its relatives.
   if (lo <= hi) {
-    if ((juint)(hi - lo) <= SMALLINT)  w = Type::WidenMin;
-    if ((juint)(hi - lo) >= max_juint) w = Type::WidenMax; // TypeInt::INT
+    if ((juint)hi - lo <= SMALLINT)  w = Type::WidenMin;
+    if ((juint)hi - lo >= max_juint) w = Type::WidenMax; // TypeInt::INT
   } else {
-    if ((juint)(lo - hi) <= SMALLINT)  w = Type::WidenMin;
-    if ((juint)(lo - hi) >= max_juint) w = Type::WidenMin; // dual TypeInt::INT
+    if ((juint)lo - hi <= SMALLINT)  w = Type::WidenMin;
+    if ((juint)lo - hi >= max_juint) w = Type::WidenMin; // dual TypeInt::INT
   }
   return w;
 }
@@ -1416,11 +1416,11 @@
   // Certain normalizations keep us sane when comparing types.
   // The 'SMALLINT' covers constants.
   if (lo <= hi) {
-    if ((julong)(hi - lo) <= SMALLINT)   w = Type::WidenMin;
-    if ((julong)(hi - lo) >= max_julong) w = Type::WidenMax; // TypeLong::LONG
+    if ((julong)hi - lo <= SMALLINT)   w = Type::WidenMin;
+    if ((julong)hi - lo >= max_julong) w = Type::WidenMax; // TypeLong::LONG
   } else {
-    if ((julong)(lo - hi) <= SMALLINT)   w = Type::WidenMin;
-    if ((julong)(lo - hi) >= max_julong) w = Type::WidenMin; // dual TypeLong::LONG
+    if ((julong)lo - hi <= SMALLINT)   w = Type::WidenMin;
+    if ((julong)lo - hi >= max_julong) w = Type::WidenMin; // dual TypeLong::LONG
   }
   return w;
 }