Zero JVM variant build broken by JDK-8150044?

[Erik Joelsson]

That's a good point, we should add a way to turn it off.

/Erik

On 2016-05-19 14:59, Severin Gehwolf wrote:
> Hi,
>
> I'm looking into a build failure we are seeing for the Zero JVM variant
> build of JDK 9. The failure looks like this:
>
> Generating lib/classlist
> /home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/interim-image/bin/java -XX:DumpLoadedClassList=/home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/classlist/classlist.tmp \
>      -cp /home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/classlist.jar \
>      build.tools.classlist.HelloClasslist  2>&1
> hello
> world!
> from:
> localhost/127.0.0.1
> May 19, 2016 2:51:40 PM build.tools.classlist.HelloClasslist main
> INFO: New Date: 2016-05-19T12:51:40.73984 - old: 2016 May 19
>
> /home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/interim-image/bin/java -XX:DumpLoadedClassList=/home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/classlist/classlist \
>      -Xshare:dump -XX:SharedClassListFile=/home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/classlist/classlist.tmp  2>&1
> Error occurred during initialization of VM
> Cannot dump shared archive when UseCompressedOops or UseCompressedClassPointers is off.
> GenerateClasslist.gmk:60: recipe for target '/home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/classlist/classlist' failed
> gmake[3]: *** [/home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/build/linux-x86_64-normal-zero-release/support/classlist/classlist] Error 1
> gmake[3]: Leaving directory '/home/sgehwolf/Documents/openjdk/upstream-sources/openjdk9-hs-pristine/jdk/make'
> make/Main.gmk:373: recipe for target 'generate-classlist' failed
> gmake[2]: *** [generate-classlist] Error 1
> gmake[2]: *** Waiting for unfinished jobs....
>
>
> So it seems the build after JDK-8150044 uses -Xshare:dump during the
> build process. However, that option isn't supported for Zero and will
> likely never be. Is there a way to turn "generate-classlist" off?
>
> Thanks,
> Severin