From: Horst von Brand <vonbrand@sleipnir.valparaiso.cl>
To: Shimpei Yamashita <shimpei+usenet+.mil+.gov@BOFH.submm.caltech.edu>
Cc: mlist-egcs@nntp-server.caltech.edu
Subject: Re: asinh() gives NaN on Linux/x86/glibc with optimization on
Date: Tue, 22 Dec 1998 19:52:00 -0000 [thread overview]
Message-ID: <199812230232.XAA04922@sleipnir.valparaiso.cl> (raw)
In-Reply-To: <75pbnk$lj9@gap.cco.caltech.edu>
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Shimpei Yamashita <shimpei+usenet+.mil+.gov@BOFH.submm.caltech.edu> said:
> H.J. Lu <hjl@lucon.org> writes:
> >> On RedHat Linux 5.2 (using glibc 2.0.7) for x86, asinh() returns NaN
> >> for negative arguments if optimizations are on. The error does not
> >> occur if optimizations are turned off. I'm not sure where the problem
> >> is--egcs or glibc. Using libc5 seems to solve the problem, but so does
> >> dropping back to gcc 2.7.2.
The case given works reasonably with egcs-19981213, glibc-2.0.108 with -O2
-fomit-frame-pointer and without optimization (non-inlined asinh()).
--
Horst von Brand vonbrand@sleipnir.valparaiso.cl
Casilla 9G, Viña del Mar, Chile +56 32 672616
next prev parent reply other threads:[~1998-12-22 19:52 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <egcs.m0zsbWu-00038vC@ocean.lucon.org>
1998-12-22 15:59 ` Shimpei Yamashita
1998-12-22 16:05 ` H.J. Lu
1998-12-22 19:52 ` Horst von Brand [this message]
[not found] <egcs.m0zsbnn-00038vC@ocean.lucon.org>
1998-12-22 17:29 ` Shimpei Yamashita
1998-12-22 19:51 ` Jeffrey A Law
1998-12-22 22:34 ` H.J. Lu
1998-12-22 15:20 Shimpei Yamashita
1998-12-22 15:48 ` H.J. Lu
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