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Message-ID: <3E39C170.C7825DC7@digeo.com>
Date: Fri, 31 Jan 2003 00:56:00 -0000
From: Andrew Morton <akpm@digeo.com>
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To: Jan Hubicka <jh@suse.cz>
CC: gcc@gcc.gnu.org
Subject: Re: possible bug
References: <3E39BF1D.A0D038EF@digeo.com> <20030131001301.GJ15049@kam.mff.cuni.cz>
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Jan Hubicka wrote:
> 
> > mnm:/home/akpm> cat t.c
> > void foo(void);
> >
> > char *bar(void)
> > {
> >         return 0;
> > }
> >
> > char *zot(void)
> > {
> >         return ({foo(); 0; });
> > }
> > mnm:/home/akpm> /usr/local/gcc-3.2.1/bin/gcc -O -Wall -c t.c
> > t.c: In function `zot':
> > t.c:10: warning: return makes pointer from integer without a cast
> >
> >
> > I think the warning is bogus?
> I think the value of  ({foo(); 0; }) is zero (value of last statement,
> if I recall the definition), so it is corect.
> 

Ah.  You are of course correct.