Integrated: JDK-8287671: Adjust ForceGC to invoke System::gc fewer times for negative case

[Mandy Chung]

On Fri, 3 Jun 2022 18:05:52 GMT, Mandy Chung <mchung at openjdk.org> wrote:

> This reapplies JDK-8287384 and adjust the number of GCs for negative case, i.e. the condition is never met that is used to verify a reference is not GC'ed.

This pull request has now been integrated.

Changeset: 2e332c27
Author:    Mandy Chung <mchung at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/2e332c276052554540da0998316a5a99bc350cd6
Stats:     19 lines in 1 file changed: 11 ins; 0 del; 8 mod

8287671: Adjust ForceGC to invoke System::gc fewer times for negative case

Reviewed-by: rriggs, bchristi, xuelei

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PR: https://git.openjdk.java.net/jdk/pull/9021