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From: Steven Smith <sos22@cam.ac.uk>
To: linux-c-programming@vger.kernel.org
Subject: Re: undefined sqrt()
Date: Thu, 24 Oct 2002 21:28:47 +0100	[thread overview]
Message-ID: <20021024202847.GA11866@cam.ac.uk> (raw)
In-Reply-To: <20021024200624.GA1057@teamfinders.org>

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> When I try to compile it, I get these messages:
> 
> dragoon:/home/tschulze/bin # gcc -Wall -o glide glide.c
> /tmp/ccXahjXY.o: In function `main':
> /tmp/ccXahjXY.o(.text+0x98): undefined reference to `sqrt'
> collect2: ld returned 1 exit status
> 
> Could someone please give me a hint why this doesn't work?
You need to link with the maths library.  Try this:

gcc -Wall -o glide glide.c -lm

Steven Smith,
sos22@cam.ac.uk.

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  parent reply	other threads:[~2002-10-24 20:28 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-24 20:06 undefined sqrt() Theo. Sean Schulze
2002-10-24 20:17 ` Karthik Vishwanath
2002-10-24 20:50   ` Theo. Sean Schulze
2002-10-24 21:50     ` Karthik Vishwanath
2002-10-25  8:17     ` Glynn Clements
2002-10-25 17:27       ` Theo. Sean Schulze
2002-10-25 19:29         ` Glynn Clements
2002-10-24 20:28 ` Steven Smith [this message]
  -- strict thread matches above, loose matches on Subject: below --
2002-10-26 10:07 Ruslan U. Zakirov

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