[oe] [meta-java][PATCH 2/2] openjdk-8-native: Fix sigsegv with gcc7

[Maxin B. John]

Hi,

On Tue, Sep 26, 2017 at 01:26:22PM +0200, Ricardo Ribalda Delgado wrote:
> Ping?

Pushed these 3 patches to master-next. Sorry for the delay.

Best Regards,
Maxin

> On Thu, Sep 7, 2017 at 10:51 AM, Ricardo Ribalda Delgado
> <ricardo.ribalda at gmail.com> wrote:
> > OpenJDK does not build properly with GCC7. Add the same workaround that
> > we have for GCC6.
> >
> > Without this patch:
> >
> > | #
> > | # A fatal error has been detected by the Java Runtime Environment:
> > | #
> > | #  SIGSEGV (0xb) at pc=0x00007fcad0efcd5b, pid=17206, tid=0x00007fcab264c700
> > | #
> > | # JRE version: OpenJDK Runtime Environment (8.0_102-b14) (build 1.8.0_102-internal-b14)
> > | # Java VM: OpenJDK 64-Bit Server VM (25.102-b14 mixed mode linux-amd64 compressed oops)
> > | # Problematic frame:
> > | # V  [libjvm.so+0x78bd5b]  Node::Node(unsigned int)+0x2b
> > | #
> > | # Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
> > | #
> > | # An error report file with more information is saved as:
> > | # /home/ricardo/curro/qt5022/build-qt5022-pyro/build/tmp/work/x86_64-linux/openjdk-8-native/102b14-r0/build/hs_err_pid17206.log
> > | [thread 140508549912320 also had an error]
> > |
> > | [error occurred during error reporting , id 0xb]
> > |
> > | #
> > | # If you would like to submit a bug report, please visit:
> > | #   http://bugreport.java.com/bugreport/crash.jsp
> > | #
> >
> > Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda at gmail.com>
> > ---
> >  recipes-core/openjdk/openjdk-8-common.inc | 7 ++++---
> >  1 file changed, 4 insertions(+), 3 deletions(-)
> >
> > diff --git a/recipes-core/openjdk/openjdk-8-common.inc b/recipes-core/openjdk/openjdk-8-common.inc
> > index def779db4d59..0c5c2c3e3d2f 100644
> > --- a/recipes-core/openjdk/openjdk-8-common.inc
> > +++ b/recipes-core/openjdk/openjdk-8-common.inc
> > @@ -218,10 +218,11 @@ EXTRA_OECONF_append = "\
> >          --with-update-version=${OPENJDK_UPDATE_VERSION} \
> >  "
> >
> > -# GCC 6 sets the default C++ standard to C++14 and introduces dead store
> > -# elimination by default. OpenJDK 8 is not ready for either of these
> > -# changes.
> > +# Since v6, GCC sets the default C++ standard to C++14 and introduces
> > +# dead store elimination by default. OpenJDK 8 is not ready for either
> > +# of these changes.
> >  FLAGS_GCC6 = "-fno-lifetime-dse -fno-delete-null-pointer-checks"
> > +FLAGS_GCC7 = "-fno-lifetime-dse -fno-delete-null-pointer-checks"
> >
> >  # All supported cross compilers support the compiler flags that were
> >  # added to make compilation with gcc6 work. But the host compiler for
> > --
> > 2.14.1
> >
> 
> 
> 
> -- 
> Ricardo Ribalda
> -- 
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