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From: CMH117@psuvm.psu.edu (Charles Hannum)
Newsgroups: comp.lang.c
Subject: Re: Lint question
Message-ID: <90072.232413CMH117@psuvm.psu.edu>
Date: 14 Mar 90 04:24:13 GMT
References: <32699@brunix.UUCP>
Organization: Penn State University
Lines: 16


In article <32699@brunix.UUCP>, gvr@cs.brown.edu (George V. Reilly) says:
>
>      if (((dx = table[n].x - x), ((dx *= dx) < min))  &&
            ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
The C compiler could calculate these expressions in any way it damned well
feels like it.  This is not defined in the ANSI C standard, mainly because
it would screw up optimizing compilers to have limits on the order of
evaluation when not necessary.


Virtually,
- Charles Martin Hannum II       "Klein bottle for sale ... inquire within."
    (That's Charles to you!)     "To life immortal!"
  cmh117@psuvm.{bitnet,psu.edu}  "No noozzzz izzz netzzzsnoozzzzz..."
  c9h@psuecl.{bitnet,psu.edu}    "Mem'ry, all alone in the moonlight ..."