The following is for OpenJDK jdk9/dev, "make docs"

Summary of failure:

/w/jjg/work/dev/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.replacements/src/org/graalvm/compiler/replacements/classfile/ClassfileBytecodeProvider.java:32: error: package java.lang.instrument does not exist
import java.lang.instrument.Instrumentation;
                           ^
/w/jjg/work/dev/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.replacements/src/org/graalvm/compiler/replacements/classfile/ClassfileBytecode.java:28: error: package java.lang.instrument does not exist
import java.lang.instrument.Instrumentation;
                           ^
2 errors
make[3]: *** [/w/jjg/work/dev/build/linux-x86_64-normal-server-release/support/gensrc/jdk.vm.compiler/_gensrc_proc_done] Error 1
make[2]: *** [jdk.vm.compiler-gensrc-hotspot] Error 1

ERROR: Build failed for target 'docs' in configuration 'linux-x86_64-normal-server-release' (exit code 2)
Stopping sjavac server
No indication of failed target found.
Hint: Try searching the build log for '] Error'.
Hint: If caused by a warning, try configure --disable-warnings-as-errors.

make[1]: *** [main] Error 1
make: *** [docs] Error 2
jjg@jjg-Precision-T7600:/w/jjg/work/dev$