src/jdk.internal.clang/share/classes/jdk/internal/clang/Type.java

*** 66,71 ****
--- 66,89 ----
          // FIXME: assert(v == getData().getInt(0));
          return TypeKind.valueOf(v);
      }
  
      public native Cursor getDeclarationCursor();
+ 
+     public native boolean equalType(Type other);
+ 
+     @Override
+     public boolean equals(Object other) {
+         if (this == other) {
+             return true;
+         }
+         if (!(other instanceof Type)) {
+             return false;
+         }
+         return equalType((Type)other);
+     }
+ 
+     @Override
+     public int hashCode() {
+         return spelling().hashCode();
+     }
  }