[oe] Query on meta-java layer: openjdk-7-jre: compilation issue with '-fuse-ld-bfd'

[Nelson, Sam]

Thanks a lot for your response. Appreciate it.
I have created a patch as you  have suggested and it works now.
I will send out a patch to the mailing list.
Regards,
Sam
> -----Original Message-----
> From: Max Krummenacher [mailto:max.oss.09 at gmail.com]
> Sent: Tuesday, March 17, 2015 7:39 PM
> To: OpenEmbedded Devel List; Nelson, Sam
> Subject: Re: [oe] Query on meta-java layer: openjdk-7-jre: compilation issue
> with '-fuse-ld-bfd'
> 
> Hello Sam
> 
> > I am using an openembedded setup and using the daisy branch.
> > I am trying to use meta java: git://git.yoctoproject.org/meta-java  to compile
> openjdk-7-jre and seeing the following error:
> >
> > | arm-linux-gnueabihf-gcc: error: unrecognized command line option '-fuse-
> ld=bfd'
> >
> > Looks like the addition of '-fuse-ld=bfd" was introduced with the following
> commit in meta-java:
> > commit cb351db824b0eb4a71514156bba543f6dde19740
> > Author: Max Krummenacher <max.oss.09 at gmail.com>
> > Date:   Tue Jan 20 16:14:23 2015 +0100
> >
> > I am using linaro toolchain: gcc-linaro-arm-linx-gnueabihf-4.7-2013 and does
> not support "-fuse-ld" option. Any ideas on how this can be fixed?
> >
> The openemembedded built toolchain in daisy, both from the oe-core and
> the linaro layers are gcc 4.8 based and do support the option.
> So  having the toolchain built by oe or using a newer external
> toolchain can fix your issue.
> 
> If you're looked to a 4.7 toolchain because of some other issue you
> could go through the commit which introduced the -fuse-ld and remove
> the -fuse-ld=bfd from the patches in
> recipes-core/openjdk/openjdk-7-25b30/. I guess your toolchain by
> default does link with the classic bfd linker rather than using gold.
> 
> If that is a bigger problem one could probably add support for your
> use case, e.g. by trying to compile on failure without the option and
> commit such a patch to meta-java. :
> 
> $(CC_COMPILE) -static -fuse-ld=bfd -o $@ $< $(COMPILE_DONE) ||
> $(CC_COMPILE) -static -o $@ $< $(COMPILE_DONE)
> 
> 
> Regards
> Max