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From: mambuhl AT ripco DOT com (Martin Ambuhl)
Subject: Re: Bug in floor/ceil    
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Organization: Ripco Internet BBS Chicago
Date: Sat, 2 Dec 1995 20:08:51 GMT
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To: djgpp AT sun DOT soe DOT clarkson DOT edu
Dj-Gateway: from newsgroup comp.os.msdos.djgpp

antwerp AT tpd DOT tno DOT nl (Gert van Antwerpen) in
<1995Dec2 DOT 084304 DOT 15106 AT frontier DOT tno DOT nl> writes:

>I found a problem in the floor/ceil of the emu386.dxe and libemu.a.
>The following program gives 3 times zero (0)!

What did you expect?
floor(x) computes the largest integral value not greater than x.
largest_integral_value_not_greater_than(.1) == 0
largest_integral_value_not_greater_than(.5) == 0
largest_integral_value_not_greater_than(.9) == 0

>#include <math.h>

>main()
>{
>   printf("%g\n",floor(.1));
>   printf("%g\n",floor(.5));
>   printf("%g\n",floor(.9));
>}
                                                                         
--
* Martin Ambuhl       net: mambuhl AT ripco DOT com
* Chicago, IL (USA)