On Wed, 28 Feb 2024 06:08:18 GMT, Joe Darcy <da...@openjdk.org> wrote:

>> A new paper
>> 
>>  "Accuracy of Mathematical Functions in Single, Double, Double Extended, and 
>> Quadruple Precision"
>> by Brian Gladman, Vincenzo Innocente and Paul Zimmermann
>> https://members.loria.fr/PZimmermann/papers/accuracy.pdf
>> 
>> details the inputs with generate the worst-case observed errors in different 
>> math library implementations. The FDLIBM-related worst cases should be added 
>> to the test suite.
>
> Joe Darcy has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   Respond to review feedback, adjust worst-case bounds.

Using high-precision results from http://www.apfloat.org/calculator/, bounds in 
the worst-case test adjusted to the bracketing floating-point value closer to 
zero. Updated tests run successfully on Oracle cross-platform build and test 
system.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/15879#issuecomment-1969641261

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