Date: Wed, 5 Jul 2000 18:22:19 +0200 (EET) From: Narvi <narvi@haldjas.folklore.ee> To: Steve Kargl <sgk@troutmask.apl.washington.edu> Cc: Daniel Eischen <eischen@vigrid.com>, freebsd-hackers@FreeBSD.ORG Subject: Re: Default (x86) floating point precision Message-ID: <Pine.BSF.3.96.1000705181921.45558E-100000@haldjas.folklore.ee> In-Reply-To: <200006271525.IAA59630@troutmask.apl.washington.edu>
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On Tue, 27 Jun 2000, Steve Kargl wrote: > Daniel Eischen wrote: > > > > Oddly, this causes problems with GNAT (Ada is a high level language) > > because it wants/expects 64-bit extended precision. It seems as if > > GNAT for linux-i386 also uses 64-bit extended precision. The only > > other GNAT i386 platform that doesn't use 64-bit precision is NT. > > > > So is the above comment still valid? > > > > Does GNAT use the math library in /usr/lib? I've been testing > our math library against UCBTEST, and there appear to be some > pecularities. I need to dig deeper to understand all the info > produced by UCBTEST. The point of this note is that turning on > 64-bit extended precision in GNAT might be compromised by libm.a. > Well, some things can easily depend on there being no double rounding to get the correct results. > -- > Steve > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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