contributing to JDK-8233760 Result of BigDecimal.toString throws overflow exception on new BigDecimal(str)

[Raffaello Giulietti]

Hi,

if nobody else is already fixing JDK-8233760 [1], I would like to start 
digging into it, as it still affects a recent changeset [2].


Greetings
Raffaello

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[1] https://bugs.openjdk.java.net/browse/JDK-8233760
[2] http://hg.openjdk.java.net/jdk/jdk/rev/78705826c520