RFR: 8274980: Improve adhoc build version strings [v2]

Thu Oct 28 13:39:14 UTC 2021

On Thu, 28 Oct 2021 13:12:54 GMT, Erik Joelsson <erikj at openjdk.org> wrote:

> The setting of build_number to 0 is done from jib-profiles.js so we can definitely change that if we want to differentiate between 0 and empty.

Never mind me, Jib assumed that build-number must have a value and defaults to 0 a long time ago, to match the JDK build.

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PR: https://git.openjdk.java.net/jdk/pull/6152