Rich kids are into COBOL

Chuck Guzis cclist at
Fri Feb 27 16:16:19 CST 2015

On 02/27/2015 02:03 PM, Johnny Billquist wrote:

> I'm not aware of any ambiguity WRT function calls, but you do have a
> ambiguity WRT the same argument being used multiple times (incluiding if
> you have increments on it) as the order of evaluation of any part of a
> statement in C is undefined except for some special cases.

Yes, and that's just it--it's an operator with an implied LHS, that is, 
it not only returns a value, but alters its argument.  In languages 
preceding it, I'm not aware of such an operator.

> Not that Unix was ever written in B anyway, but I believe that B did
> exist for the PDP-7.

But was the "B" used by Xerox in the 80s, the same language?


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