4741726: allow Object += String
Summary: remove code in line with restriction removed from JLS
Reviewed-by: mcimadamore
Contributed-by: michaelbailey0@gmail.com
mcimadamore [Tue, 04 Mar 2008 15:45:20 +0000] rev 165
6663588: Compiler goes into infinite loop for Cyclic Inheritance test case
Summary: interplay between cyclic inheritance and tvar bounds hangs javac
Reviewed-by: jjg
mcimadamore [Tue, 04 Mar 2008 13:00:08 +0000] rev 163
6660289: declared bound in inner class referring a type variable of the outer class
Summary: NPE caused by a defect in type-variable attribution
Reviewed-by: jjg