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[Bug math/16427] ldbl-128 exp overflows to inf
- From: "joseph at codesourcery dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Mon, 13 Jan 2014 15:54:47 +0000
- Subject: [Bug math/16427] ldbl-128 exp overflows to inf
- Auto-submitted: auto-generated
- References: <bug-16427-131 at http dot sourceware dot org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=16427
--- Comment #7 from joseph at codesourcery dot com <joseph at codesourcery dot com> ---
On Mon, 13 Jan 2014, krebbel1 at de dot ibm.com wrote:
> To me it looks like that the sysdeps/ieee754/ldbl-128/w_expl.c file also needs
> the changes Joseph did for sysdeps/ieee754/ldbl-96/w_expl.c with:
>
> https://sourceware.org/ml/libc-alpha/2012-05/msg00185.html
Right - calling __kernel_standard* won't produce appropriate results in
directed rounding modes, so checking thresholds and calling it based on
that, rather than checking the result of the underlying function, is
suspect.
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