** unsigned addition of a 32-bit constant with the high bit set no
longer causes an internal compiler error on the x86.
** LOGBITP accepts a non-negative bignum as its INDEX argument.
+ ** compiler incorrectly derived types of DPB and DEPOSIT-FIELD
+ with negative last argument.
planned incompatible changes in 0.8.x:
* (not done yet, but planned:) When the profiling interface settles