[jdk16] RFR: 8258393: Shenandoah: "graph should be schedulable" assert failure [v2]

[Roland Westrelin]

On Tue, 5 Jan 2021 11:57:18 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

> Otherwise looks reasonable to me.

Thanks for the review. I took care of your comments (except for the is_top() check that I don't think is needed).

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PR: https://git.openjdk.java.net/jdk16/pull/41