[8u] Request for approval: 8087120: [GCC5] java.lang.StackOverflowError on Zero JVM initialization on non x86 platforms

[Severin Gehwolf]

On Thu, 2015-11-19 at 15:43 +0000, Rob McKenna wrote:
> Correct. You need a sponsor. Perhaps Andrew would be willing to help?
> Failing that please work with the hotspot group.

Thanks, Rob.

Hotspot people: To which JDK 8 tree should this get pushed? Andrew,
tells me that he can push it for me once we know where :)

Thanks,
Severin

> 	-Rob
> 
> On 19/11/15 09:41, Severin Gehwolf wrote:
> > On Wed, 2015-11-18 at 21:08 +0000, Rob McKenna wrote:
> > > Approved. Please add a suitable noreg label to the bug.
> > > 
> > > 	-Rob
> > 
> > Another question: Wouldn't I need a sponsor to get this integrated?
> > Is
> > this being taken care of automatically?
> > 
> > Thanks for your help!
> > 
> > Cheers,
> > Severin
> > 
> > > On 18/11/15 10:50, Severin Gehwolf wrote:
> > > > Hi,
> > > > 
> > > > I'd like to ask for approval of a Zero-specific hotspot 8
> > > > backport.
> > > > Currently, the jdk8u forest fails to build the Zero variant
> > > > with
> > > > GCC 5
> > > > due to this:
> > > > 
> > > > src/os_cpu/linux_zero/vm/os_linux_zero.cpp:59:10: error:
> > > > function
> > > > returns address of local variable [-Werror=return-local-addr]
> > > >      return dummy;
> > > >             ^
> > > > src/os_cpu/linux_zero/vm/os_linux_zero.cpp:58:11: note:
> > > > declared
> > > > here
> > > >      address dummy = (address) &dummy;
> > > >              ^
> > > > Note: Fedora 22+ have GCC 5. The above problem and the actual
> > > > overflow
> > > > bug (if warning is ignored at build time + on relevant arch)
> > > > goes
> > > > away
> > > > when JDK-8087120 gets backported to 8u.
> > > > 
> > > > Original Bug: https://bugs.openjdk.java.net/browse/JDK-8087120
> > > > 9 webrev: http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-8087
> > > > 120/
> > > > webrev.01/
> > > > 9 review thread: http://mail.openjdk.java.net/pipermail/hotspot
> > > > -dev
> > > > /2015-June/018884.html
> > > > 
> > > > The 9 webrev applies with no change to the 8 forest. I'd need
> > > > somebody
> > > > to sponsor this for me.
> > > > 
> > > > Thanks,
> > > > Severin
> > > > 
> >