RFR: 4511638: Double.toString(double) sometimes produces incorrect results

[Brian Burkhalter]

On Fri, 9 Apr 2021 16:33:43 GMT, Raffaello Giulietti <github.com+70726043+rgiulietti at openjdk.org> wrote:

>> Forgot to add that other changes in the code are the use of switch expressions and the use of instanceof patterns.
>
> Hello,
> 
> here's some background information for those that didn't follow the mailing list for the last couple of years.
> 
> Some enjoyable properties of the novel algorithm:
> * No intermediate objects are instantiated.
> * Loop-free core algorithm.
> * Only int and long arithmetic.
> * No divisions at all.
> * 17.7x speedup (jmh) [1](https://mail.openjdk.java.net/pipermail/core-libs-dev/2020-April/065921.html).
> * Randomized, yet reproducible deep diving tests (jtreg).
> * Clear, unambiguous spec.
> * All floats have been tested to fully meet the spec.
> * Fully documented in [2](https://drive.google.com/file/d/1luHhyQF9zKlM8yJ1nebU0OgVYhfC6CBN/view) and/or in comments.
> 
> See [3](https://mail.openjdk.java.net/pipermail/core-libs-dev/2019-September/062580.html) for some (invented) Q&A. The last Q&A deals with your investment in time for an informed review.
> 
> 
> Greetings
> Raffaello

@rgiulietti Please issue the `/csr/` command here [1]. Speaking of which, does the CSR [2] need to be updated?

[1] https://wiki.openjdk.java.net/display/SKARA/Pull+Request+Commands#PullRequestCommands-/csr
[2] https://bugs.openjdk.java.net/browse/JDK-8202555

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PR: https://git.openjdk.java.net/jdk/pull/3402