On Thu, 12 Apr 2001, William Chops Westfield wrote:

> >>  I'm presuming the compiler will compile this such that any one function
> >> returning a fail will immediately cause the function to return false
> >> without calling any further functions.  Is this a reasonable assumption,
> >> and will it hold true for any (Ansi) C compiler?
> >
> > Yes, this your assumptions are correct, and this behaviour is required by
> > the ANSI standard.
>
> Microntroller C's tend to drift away from "full ansi compliance."  Does
> anyone know for sure if any of the popular PIC C's WON'T handle the
> short-cutting of the boolean expression correctly?

I've looked at the output of CCS PCM under similar circumstances, and it
does quit testing as soon as it can.

Dale
---
The most exciting phrase to hear in science, the one that heralds new
discoveries, is not "Eureka!" (I found it!) but "That's funny ..."
                -- Isaac Asimov

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