On Thu, 9 Sep 2021 18:01:04 GMT, Jim Laskey <jlas...@openjdk.org> wrote:
> RandomSupport.AbstractSplittableWithBrineGenerator. makeSplitsSpliterator is
> intending to create a salt from a random long. The salt should have random
> letters of size 4 for each consecutive 4 bits and then the last 4 bits as ff,
> i.e. all bits set.
>
> However the loop is never executed, the random bits are not used and the salt
> is always the same.
>
> This condition is false on the first execution:
>
> long multiplier = (1L << SALT_SHIFT) - 1;
> long salt = multiplier << (64 - SALT_SHIFT);
> while ((salt & multiplier) != 0) {
>
>
> This can be corrected by changing:
>
> while ((salt & multiplier) != 0) {
>
> to
>
> while ((salt & multiplier) == 0) {
Marked as reviewed by rriggs (Reviewer).
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PR: https://git.openjdk.java.net/jdk/pull/5449
