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Re: Set errno for y1 overflow (bug 17050)
- From: Andreas Jaeger <aj at suse dot com>
- To: "Joseph S. Myers" <joseph at codesourcery dot com>, libc-alpha at sourceware dot org
- Date: Mon, 23 Jun 2014 20:24:35 +0200
- Subject: Re: Set errno for y1 overflow (bug 17050)
- Authentication-results: sourceware.org; auth=none
- References: <Pine dot LNX dot 4 dot 64 dot 1406121813220 dot 11932 at digraph dot polyomino dot org dot uk>
On 06/12/2014 08:14 PM, Joseph S. Myers wrote:
> This patch fixes bug 17050, missing errno setting for y1 overflow (for
> small positive arguments). An appropriate check is added for overflow
> directly in the __ieee754_y1 implementation, similar to the check
> present for yn (doing it there rather than in the wrapper also avoids
> yn needing to repeat the check when called for order 1 or -1 and it
> uses __ieee754_y1).
>
> Tested x86_64 and x86; no ulps update needed. Also tested for mips64
> to verify the ldbl-128 fix (the ldbl-128ibm code just #includes the
> ldbl-128 file).
Ok, thanks,
Andreas
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