JDK next requires JDK22+ bootstrap SDK

[JasonFengJ9]

Failure link

https://openj9-jenkins.osuosl.org/job/Build_JDKnext_aarch64_linux_OpenJDK/660/console

Optional info

Failure output (captured from console output)

00:41:21 === Output from failing command(s) repeated here ===
00:41:21 * For target buildtools_interim_langtools_modules_java.compiler.interim__the.BUILD_java.compiler.interim_batch:
00:41:21 warning: unknown enum constant Feature.FOREIGN
00:41:21 error: warnings found and -Werror specified
00:41:21 1 error
00:41:21 1 warning

jdk.internal.javac.PreviewFeature$Feature.FOREIGN is only available at JDK 22+, not JDK21 which is still used by OpenJ9 as bootstrap SDK.

FYI @pshipton

[github-actions]

Issue Number: 20402
Status: Open
Recommended Components: comp:build, comp:vm, comp:jclextensions
Recommended Assignees: jasonfengj9, keithc-ca, pshipton

[pshipton]

See ibmruntimes/openj9-openjdk-jdk#827, we can work around this for now.

[pshipton]

Keep this open as a reminder to remove ibmruntimes/openj9-openjdk-jdk#866 once we update the bootjdk.

[pshipton]

Also ibmruntimes/openj9-openjdk-jdk#909