l i n u x - u s e r s - g r o u p - o f - d a v i s
L U G O D
 
Next Meeting:
October 7: Social gathering
Next Installfest:
TBD
Latest News:
Aug. 18: Discounts to "Velocity" in NY; come to tonight's "Photography" talk
Page last updated:
2002 Oct 15 15:41

The following is an archive of a post made to our 'vox-tech mailing list' by one of its subscribers.

Report this post as spam:

(Enter your email address)
Re: [vox-tech] gcc warning question
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [vox-tech] gcc warning question



hi sam,

i wasn't really worrying about fitting numbers into correct datatypes as
much as i was the warning that my "unsigned int" was getting truncated
to an unsigned int.

seems like an odd thing for gcc to say.

pete

begin Samuel Merritt <spam@andcheese.org> 
> On Tue, Oct 15, 2002 at 11:55:12AM -0700, Peter Jay Salzman wrote:
> > gcc warns:
> > 
> >    % .!gcc -W -Wall test.c
> >    test.c: In function `main':
> >    test.c:6: warning: large integer implicitly truncated to unsigned type
> > 
> > the variable was declared as an unsigned and the rvalue has the unsigned
> > suffix.  what's wrong with this code?   why is gcc complaining? 
> 
> I think you need to use an unsigned long. It looks like sizeof(unsigned
> int) = 4, and 99999999999 > 2^32. 
>  
> > pete
> > 
> > 
> > 
> > #include <stdio.h>
> > 
> > int main(void)
> > {
> > 	unsigned int size = 99999999999u;
> > 
> > 	printf("size is %u.\n", size);
> > 
> > 	return 0;
> > }



-- 
Fingerprint: B9F1 6CF3 47C4 7CD8 D33E 70A9 A3B9 1945 67EA 951D
_______________________________________________
vox-tech mailing list
vox-tech@lists.lugod.org
http://lists.lugod.org/mailman/listinfo/vox-tech



LinkedIn
LUGOD Group on LinkedIn
Sign up for LUGOD event announcements
Your email address:
facebook
LUGOD Group on Facebook
'Like' LUGOD on Facebook:

Hosting provided by:
Sunset Systems
Sunset Systems offers preconfigured Linux systems, remote system administration and custom software development.

LUGOD: Linux Users' Group of Davis
PO Box 2082, Davis, CA 95617
Contact Us

LUGOD is a 501(c)7 non-profit organization
based in Davis, California
and serving the Sacramento area.
"Linux" is a trademark of Linus Torvalds.

Sponsored in part by:
O'Reilly and Associates
For numerous book donations.