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From: henry@utzoo.UUCP (Henry Spencer)
Newsgroups: net.lang.c
Subject: Re: if (legitimate(+a)) legitimate(a^^b);
Message-ID: <4673@utzoo.UUCP>
Date: Fri, 23-Nov-84 17:55:03 EST
Article-I.D.: utzoo.4673
Posted: Fri Nov 23 17:55:03 1984
Date-Received: Fri, 23-Nov-84 17:55:03 EST
References: <374@petsd.UUCP> <1799@burdvax.UUCP>, <4069@elsie.UUCP>
Organization: U of Toronto Zoology
Lines: 13

> It seems to me that the proposal to legitimize
> 	a ^^ b
> is of the same ilk as the proposal to legitimize unary '+'.
> Both are, strictly speaking, "unnecessary;"
> both serve to "fill out" the family of operators supported by C,

As I understand it, one of the major things that moved the committee to
include unary plus was the observation that "+3.14159" is legal when
read from a string by atof, and when read from input by scanf, but not
when placed in C source.  No such inconsistency motivates "^^".
-- 
				Henry Spencer @ U of Toronto Zoology
				{allegra,ihnp4,linus,decvax}!utzoo!henry