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From: dag@control.lth.se (Dag Bruck)
Newsgroups: comp.std.c++
Subject: Re: bool run-time performance impact
Date: 13 Dec 1993 07:22:51 GMT
Organization: Department of Automatic Control, Lund, Sweden
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References: <trickr.11.000B9FAA@uh2372p03.daytonoh.ncr.com> <9334701.20716@mulga.cs.mu.OZ.AU>
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Keywords: bool

In <comp.std.c++> fjh@munta.cs.mu.OZ.AU (Fergus Henderson) writes:
>It would be quite reasonable for compilers to use a non-canonical
>representation where anything non-zero is true.  In this case,
>conversion from int to bool would be a no-op.

Not quite; the proposal explicitly says that a bool, when promoted to
int, yields the values 0 or 1.

					-- Dag