Mail Archives: djgpp/1998/02/20/22:24:21
From: | "John M. Aldrich" <fighteer AT cs DOT com>
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Newsgroups: | comp.os.msdos.djgpp
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Subject: | Re: Round off errors
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Date: | Fri, 20 Feb 1998 18:44:09 -0500
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Organization: | Two pounds of chaos and a pinch of salt.
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Lines: | 19
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Message-ID: | <34EE1549.6063@cs.com>
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References: | <01bd3e0c$200881c0$LocalHost AT alfredoc>
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NNTP-Posting-Host: | ppp231.cs.com
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Mime-Version: | 1.0
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To: | djgpp AT delorie DOT com
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DJ-Gateway: | from newsgroup comp.os.msdos.djgpp
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Alfredo J. Cole wrote:
>
> Compiling the following code with DJGPP gives the erroneous result
> (5551.20). The same code compiled with Borland's bcd class gives the
> correct result (5551.22). I am developing an accounting system with
> DJGPP and it requires that the results be exact. Is there a similar
> class or option under DJGPP that will eliminate these round off
> errors?
Make sure that you are linking in the math library (-lm), which contains
improved-accuracy versions of the standard libc math functions.
--
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| John M. Aldrich | "If 'everybody knows' such-and-such, |
| aka Fighteer I | then it ain't so, by at least ten |
| mailto:fighteer AT cs DOT com | thousand to one." |
| http://www.cs.com/fighteer | - Lazarus Long |
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