From owner-freebsd-current  Thu May 16  4:57: 1 2002
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Date: Thu, 16 May 2002 21:58:56 +1000 (EST)
From: Bruce Evans <bde@zeta.org.au>
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To: Akinori MUSHA <knu@iDaemons.org>
Cc: Bill Fenner <fenner@research.att.com>, <obrien@FreeBSD.ORG>,
	<rivers@dignus.com>, <audit@FreeBSD.ORG>, <current@FreeBSD.ORG>
Subject: Re: moused(8): char signed-ness problem with gcc 3.1
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On Thu, 16 May 2002, Akinori MUSHA wrote:

> [CC: obrien, who has been working on bringing in gcc 3.1]
>
> At Wed, 15 May 2002 20:46:06 -0700,
> Bill Fenner wrote:
> > So, who's gonna report it to gcc-bugs?  knu?...
> >
> > int
> > main()
> > {
> >    unsigned char i = 127;
> >    char j;
> >
> >    printf("%d\n", ((char)(i << 1)));
> >    j = ((char)(i << 1)) / 2;
> >    printf("%d\n", j);
> >    j = ((char)(i << 1));
> >    printf("%d\n", j / 2);
> >    return 0;
> > }
>
> Somehow, specifying -fsigned-char, which I thought was the default,
> fixed the problem.  So, the cause may be in our configuration of gcc?

-fsigned-char doesn't fix it for me.  Neither does repacling "char" by
"signed char".

moused is broken too.  It assumes that plain chars are signed.

Bruce


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