jextract -I /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include -J-Djextract.debug=true block.h
WARNING: Using incubator modules: jdk.incubator.foreign, jdk.incubator.jextract
Crossing storage unit boundaries
java.lang.IllegalStateException: Crossing storage unit boundaries
at jdk.incubator.jextract/jdk.internal.jextract.impl.StructLayoutComputer.convertBitfields(StructLayoutComputer.java:151)
at jdk.incubator.jextract/jdk.internal.jextract.impl.StructLayoutComputer.handleBitfields(StructLayoutComputer.java:129)
at jdk.incubator.jextract/jdk.internal.jextract.impl.StructLayoutComputer.processField(StructLayoutComputer.java:91)
at jdk.incubator.jextract/jdk.internal.jextract.impl.RecordLayoutComputer.compute(RecordLayoutComputer.java:94)
at jdk.incubator.jextract/jdk.internal.jextract.impl.RecordLayoutComputer.compute(RecordLayoutComputer.java:74)
at jdk.incubator.jextract/jdk.internal.jextract.impl.LayoutUtils.getRecordLayout(LayoutUtils.java:180)
at jdk.incubator.jextract/jdk.internal.jextract.impl.LayoutUtils.getLayout(LayoutUtils.java:96)
at jdk.incubator.jextract/jdk.internal.jextract.impl.TreeMaker.createScoped(TreeMaker.java:202)
at jdk.incubator.jextract/jdk.internal.jextract.impl.TreeMaker.createTreeInternal(TreeMaker.java:99)
at jdk.incubator.jextract/jdk.internal.jextract.impl.TreeMaker.createTree(TreeMaker.java:81)
at jdk.incubator.jextract/jdk.internal.jextract.impl.Parser.lambda$parse$2(Parser.java:86)
at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:762)
at jdk.incubator.jextract/jdk.internal.jextract.impl.Parser.parse(Parser.java:67)
at jdk.incubator.jextract/jdk.incubator.jextract.JextractTool.parse(JextractTool.java:112)
at jdk.incubator.jextract/jdk.incubator.jextract.JextractTool.run(JextractTool.java:241)
at jdk.incubator.jextract/jdk.incubator.jextract.JextractTool.main(JextractTool.java:157)
ctTool.java:241)
at jdk.incubator.jextract/jdk.incubator.jextract.JextractTool.main(JextractTool.java:157)