From: llewelly@198.dsl.xmission.com
To: "Jose Miguel A.C.Pires" <jmcp@ci.uminho.pt>
Cc: help-gcc@gnu.org
Subject: Re: Compilation error
Date: Sat, 01 Apr 2000 00:00:00 -0000 [thread overview]
Message-ID: <Pine.LNX.4.10.10002211136090.5368-100000@198.dsl.xmission.com> (raw)
Message-ID: <20000401000000.__Zl0YZlmp_SV8MJBzW1FtEh8r1no2kYsaLKntz7arw@z> (raw)
In-Reply-To: <200002211831.SAA15847@pessoa.ci.uminho.pt>
On Mon, 21 Feb 2000, Jose Miguel A.C.Pires wrote:
> *This message was transferred with a trial version of CommuniGate(tm) Pro*
> Hello
>
> I'm trying to compile this simple program
>
> #include <stdio.h>
> #include <math.h>
>
> int main(void)
> {
> float r=2;
>
> printf("A raiz de %2.0f e' %.6f", r, sqrt(r));
>
> return 0;
> }
>
> but i get the following errors.
>
> /tmp/cca110161.o: In function `main':
> /tmp/cca110161.o(.text+0x17): undefined reference to `sqrt'
>
Add -lm to your link line:
$gcc foo.c -lm
(-lm means 'link libm.[so,a] . libm is the math library.')
next prev parent reply other threads:[~2000-04-01 0:00 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-02-21 10:27 Jose Miguel A.C.Pires
2000-02-21 10:39 ` llewelly [this message]
2000-04-01 0:00 ` llewelly
2000-04-01 0:00 ` Jose Miguel A.C.Pires
2005-07-18 4:24 Oleg Kotsyurbiy
2005-07-18 5:51 ` Ian Lance Taylor
2005-07-18 7:45 ` Arturas Moskvinas
2006-10-07 18:58 compilation error ranjith kumar
2006-10-07 19:36 ` Tim Prince
2011-06-08 12:25 Rony Paul
2011-06-08 13:31 ` Jonathan Wakely
2011-06-08 13:47 ` Ian Lance Taylor
2012-08-15 15:43 Configuration Error Jonathan Wakely
2012-08-15 17:49 ` B B
2012-08-15 17:57 ` Jonathan Wakely
2012-08-15 18:03 ` Compilation Error Ron Stubbs
2012-08-15 18:14 ` Marc Glisse
2012-08-15 18:46 ` B B
[not found] ` <CAH6eHdRV5NLCO-+iJw1FHqw+6EV-LSCNkhF-SJ0jZUPtdbwFKQ@mail.gmail.com>
2012-08-15 19:25 ` Jonathan Wakely
2012-08-15 19:36 ` Ron Stubbs
2012-08-16 3:59 ` Marc Glisse
2012-08-16 13:29 ` Ron Stubbs
2012-08-16 15:15 ` Tim Prince
2012-08-16 20:06 ` Marc Glisse
2012-08-17 0:12 ` Ron Stubbs
2012-08-17 7:23 ` Marc Glisse
2012-08-17 8:23 ` Jonathan Wakely
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