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Mail Archives: djgpp-workers/2001/01/11/13:04:37

Date: 11 Jan 2001 18:04:16 -0000
Message-ID: <20010111180416.8986.qmail@tyr.diku.dk>
From: Morten Welinder <terra AT diku DOT dk>
To: djgpp-workers AT delorie DOT com
In-reply-to: <Pine.SUN.3.91.1010111191955.20014B-100000@is> (message from Eli
Zaretskii on Thu, 11 Jan 2001 19:25:04 +0200 (IST))
Subject: Re: Weird results of log( -1.0 ) with libm.a and without libm.a (fwd)
References: <Pine DOT SUN DOT 3 DOT 91 DOT 1010111191955 DOT 20014B-100000 AT is>
Reply-To: djgpp-workers AT delorie DOT com
Errors-To: nobody AT delorie DOT com
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From Solaris man page (a generally very good source):

     If x is NaN, NaN is returned.

     If x is less than 0, -HUGE_VAL or NaN is returned and  errno
     is set to EDOM.

     If x is 0, -HUGE_VAL is returned and errno  may  be  set  to
     ERANGE.

Morten

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