The tag of the type is used in left shift op whose sign bit is always set, so evaluated as negative.
            
- links to
- 
                     Review(master)
        openjdk/jdk/24184 Review(master)
        openjdk/jdk/24184
             Review(master)
        openjdk/jdk/24184
        
        Review(master)
        openjdk/jdk/24184