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Date:      Tue, 3 Oct 2000 15:46:36 -0400 (EDT)
From:      Larry Lile <lile@stdio.com>
To:        hackers@freebsd.org
Subject:   Question about -Wchar-subscripts
Message-ID:  <Pine.BSF.4.05.10010031536460.75472-100000@heathers.stdio.com>

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I was just asked a question that I really don't know what the "correct"
answer is, so here it is.

    ...we get scores of warnings about using characters as
    subscripts to an array (-Wchar-subscripts), which generates
    so much noise as to mask real warnings burried within. Therefore,
    I would like to suppress this warning unless someone can explain
    why using a char as an array subscript is in any way an illegitimate
    thing to do. As far as I can tell, getting rid of the warning by 
    changing the code would require adding a large number of frivolous
    casts to scores of source files...

So why is using a "char" as an array subscript wrong?  I had always
avoided it because the compiler complained and that was good enough
for me.

Just curious.

-- 
Larry Lile
lile@stdio.com



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