[PATCH 0/4] fix build errors with gcc6

[Andrew Hughes]

----- Original Message -----
> Guido,
> 
> Please see JDK 8 Updates ground rules [1] for details on how to
> contribute fixes to the JDK 8 Updates Project. Have the issues you're
> raising been fixed in JDK 9 already ? If not, they need to be fixed
> there first. You'll need to raise code reviews on the appropriate
> technical mailing list. build-dev seems most suitable for your issues.
> 
> If you do wish to backport JDK 9 fixes, you'll need to use the push
> approval request template [2]. JDK 9 fixes that don't apply cleanly to
> JDK 8u need to be reviewed again[3].
> 
> [1] http://openjdk.java.net/projects/jdk8u/groundrules.html
> [2] http://openjdk.java.net/projects/jdk8u/approval-template.html
> [3] http://openjdk.java.net/projects/jdk8u/codereview.html
> 
> Regards,
> Sean.
> 
> On 11/05/16 16:23, Guido Trentalancia wrote:
> > Hello.
> >
> > The following set of four patches aims to fix the errors that occur
> > during compilation of openjdk8u with gcc6.
> >
> > However, for some reason, the resulting java executables are not
> > usable, due to the following error:
> >
> > Error occurred during initialization of VM
> > java.lang.NullPointerException
> > 	at java.util.Hashtable.put(Hashtable.java:459)
> > 	at java.lang.System.initProperties(Native Method)
> > 	at java.lang.System.initializeSystemClass(System.java:1166)
> >
> > Any help would be greatly appreciated, especially because this is the
> > first time I see this code...
> >
> > I suppose some of the patches are trivial and can be applied easily
> > while others (in particular the last one, i.e. 4/4) would require more
> > revision and might be actually involved in the runtime crash.
> >
> > Regards,
> >
> > Guido
> 
> 

I've already fixed building with GCC 6 on OpenJDK 9 about a month back
and plan to backport it to 8u. Please wait on this fix being applied
before ploughing ahead with all these patches.

Thanks,
-- 
Andrew :)

Senior Free Java Software Engineer
Red Hat, Inc. (http://www.redhat.com)

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