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Re: Fix lgammaf spurious underflow (bug 15427)
- From: Andreas Jaeger <aj at suse dot com>
- To: "Joseph S. Myers" <joseph at codesourcery dot com>
- Cc: libc-alpha at sourceware dot org
- Date: Tue, 03 Sep 2013 09:51:08 +0200
- Subject: Re: Fix lgammaf spurious underflow (bug 15427)
- Authentication-results: sourceware.org; auth=none
- References: <Pine dot LNX dot 4 dot 64 dot 1309022040330 dot 23055 at digraph dot polyomino dot org dot uk>
On 09/02/2013 10:41 PM, Joseph S. Myers wrote:
> 2013-09-02 Joseph Myers <joseph@codesourcery.com>
>
> [BZ #15427]
> * sysdeps/ieee754/flt-32/e_lgammaf_r.c (__ieee754_lgammaf_r): Use
> 2**-30 instead of 2**-70 as threshold for returning -log(|x|).
> * math/libm-test.inc (lgamma_test_data): Add more tests.
> * sysdeps/i386/fpu/libm-test-ulps: Update.
> * sysdeps/x86_64/fpu/libm-test-ulps: Likewise.
This is fine, thanks,
Andreas
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