|[lots of very well-stated true stuff deleted]
|I have heard of one, or perhaps two, efforts at writing compilers for
|machines on which the machine's preferred nil-pointer format was not an
|all zero bit pattern of some appropriate size. The implementors ran
|into so much code that assumed otherwise that they finally gave in and
|did runtime conversions and tests, rather than using the hardware nil
We have code running on two such machines (DG & CDC). On both, you can
This means that the only things that screw you up are type-punning (using two
This approach allows most sloppy C code to work.
. . . now at 2400 baud, so maybe I'll stop bothering to flame long includes.
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