Cannot build loom jdk after recent changes

[Arkadiusz Gasiński]

Hi,

I pulled yesterday's changes and wanted to re-build the loom JDK, but the
build keeps failing with the below error. All hints appreciated.

Compiling 127 files for BUILD_java.compiler.interim
/Users/jigga/projects/github/loom/src/java.compiler/share/classes/javax/lang/model/util/AbstractElementVisitor14.java:30:
warning: [preview] RecordComponentElement is an API that is part of a
preview feature import javax.lang.model.element.RecordComponentElement; ^
/Users/jigga/projects/github/loom/src/java.compiler/share/classes/javax/lang/model/util/SimpleElementVisitor14.java:30:
warning: [preview] RecordComponentElement is an API that is part of a
preview feature import javax.lang.model.element.RecordComponentElement; ^
error: warnings found and -Werror specified 1 error 2 warnings make[3]: ***
[/Users/jigga/projects/github/loom/build/macosx-x86_64-server-release/buildtools/interim_langtools_modules/java.compiler.interim/_the.BUILD_java.compiler.interim_batch]
Error 1 make[2]: *** [interim-langtools] Error 2 make[2]: *** Waiting for
unfinished jobs.... ERROR: Build failed for target 'images' in
configuration 'macosx-x86_64-server-release' (exit code 2) === Output from
failing command(s) repeated here === * For target
buildtools_interim_langtools_modules_java.compiler.interim__the.BUILD_java.compiler.interim_batch:
/Users/jigga/projects/github/loom/src/java.compiler/share/classes/javax/lang/model/util/AbstractElementVisitor14.java:30:
warning: [preview] RecordComponentElement is an API that is part of a
preview feature import javax.lang.model.element.RecordComponentElement; ^
/Users/jigga/projects/github/loom/src/java.compiler/share/classes/javax/lang/model/util/SimpleElementVisitor14.java:30:
warning: [preview] RecordComponentElement is an API that is part of a
preview feature import javax.lang.model.element.RecordComponentElement; ^
error: warnings found and -Werror specified 1 error 2 warnings

Thanks,
Arek