[jdk11u-dev] RFR: 8265343: Update Debian-based cross-compilation recipes [v3]

[Aleksey Shipilev]

On Tue, 15 Mar 2022 10:55:31 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Another (hopefully final) backport to improve cross-compilation docs. The simplified cross-compilation recipe matches what we have in 11u GHA: only `--openjdk-target` and `--with-sysroot` is supplied.
>> 
>> It had minor contextual conflicts that precluded the automatic merge. I checked that the platforms listed in compatible platforms list is indeed buildable (see https://builds.shipilev.net/openjdk-jdk11-dev/ for example).
>
> Aleksey Shipilev has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains one additional commit since the last revision:
> 
>   Backport 7879adbe88ec54b8f5ac9543d80142bc1b12112b

Got the push approval.

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PR: https://git.openjdk.java.net/jdk11u-dev/pull/601