[PATCH 0/4] fix build errors with gcc6

[Guido Trentalancia]

On Wed, 11/05/2016 at 12.53 -0400, Andrew Hughes wrote:
> 
> ----- 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
> > 
> > 

Hello Andrew, thanks for getting back on this...

> 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.

I've tried building the latest OpenJDK 9 with GCC 6 and unfortunately
it fails... Where are your fixes to OpenJDK 9 ? Have you already
committed them ?

> Thanks,


Regards,

Guido