From owner-freebsd-hackers Tue Jun 27 8:24: 4 2000 Delivered-To: freebsd-hackers@freebsd.org Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.95.76.54]) by hub.freebsd.org (Postfix) with ESMTP id 6E5F837C1BA for ; Tue, 27 Jun 2000 08:23:59 -0700 (PDT) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.9.3/8.9.3) id IAA59630; Tue, 27 Jun 2000 08:25:31 -0700 (PDT) (envelope-from sgk) From: Steve Kargl Message-Id: <200006271525.IAA59630@troutmask.apl.washington.edu> Subject: Re: Default (x86) floating point precision In-Reply-To: from Daniel Eischen at "Jun 27, 2000 06:09:02 am" To: Daniel Eischen Date: Tue, 27 Jun 2000 08:25:31 -0700 (PDT) Cc: freebsd-hackers@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL61 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG 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. -- Steve To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message