[OE-core] Issue of Yocto multilib sdk

[Alexandru-Cezar Sardan]

> Hi experts, 
> 
> I use Yocto to generate multilib sdk, I append following content in my 
local.conf. 
> 
>     require conf/multilib.conf
>     MULTILIBS = "multilib:lib64"
>     DEFAULTTUNE_virtclass-multilib-lib64 = "x86-64"
> 
>     IMAGE_INSTALL_append = " \
>         ${ <at> multilib_pkg_extend(d, "binutils")} \
> 
> 
>         ${ <at> multilib_pkg_extend(d, "eglibc")} \
> 
>         ${ <at> multilib_pkg_extend(d, "eglibc-dev")} \
>         ${ <at> multilib_pkg_extend(d, "eglibc-staticdev")} \
> 
>         ${ <at> multilib_pkg_extend(d, "gcc")} \
> 
>         ${ <at> multilib_pkg_extend(d, "glib-2.0")} \
>         ${ <at> multilib_pkg_extend(d, "glib-2.0-dev")} \
> 
>         ${ <at> multilib_pkg_extend(d, "libgcc-dev")} \
>         ${ <at> multilib_pkg_extend(d, "libstdc++")} \
> 
>         ${ <at> multilib_pkg_extend(d, "libstdc++-dev")} \
>         ${ <at> multilib_pkg_extend(d, "libstdc++-staticdev")} \
>     "
> 
> 
> 
> The sdk is generated successfully, I installed poky-eglibc-x86_64-i586-
toolchain-gmae-1.4+snapshot-20130619.sh in the default 
path(/opt/poky/1.4+snapshot/). 
> 
> 1. 32bit build for my test C program, it passed,
>     $ source /opt/poky/1.4+snapshot/environment-setup-i586-poky-linux
>     $ $CC mytest.c -o mytest.c
> 2. 64bit build for the same test C program, it failed.
>     $ source /opt/poky/1.4+snapshot/environment-setup-x86_64-pokymllib64-
linux
>     $ $CC mytest.c -o mytest
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: cannot find 
crtbegin.o: No such file or directory
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: cannot find -lgcc
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: skipping 
incompatible /opt/poky/1.4+snapshot/sysroots/i586-poky-linux/lib/libgcc_s.so 
when searching for -lgcc_s
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: skipping 
incompatible /opt/poky/1.4+snapshot/sysroots/i586-poky-linux/lib/libgcc_s.so 
when searching for -lgcc_s
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: cannot find -lgcc_s
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: skipping 
incompatible /opt/poky/1.4+snapshot/sysroots/i586-poky-linux/usr/lib/libc.so 
when searching for -lc
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: skipping 
incompatible /opt/poky/1.4+snapshot/sysroots/i586-poky-linux/usr/lib/libc.so 
when searching for -lc
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: cannot find -lc
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: cannot find -lgcc
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: skipping 
incompatible /opt/poky/1.4+snapshot/sysroots/i586-poky-linux/lib/libgcc_s.so 
when searching for -lgcc_s
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: skipping 
incompatible /opt/poky/1.4+snapshot/sysroots/i586-poky-linux/lib/libgcc_s.so 
when searching for -lgcc_s
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: cannot find -lgcc_s
> /opt/poky/1.4+snapshot/sysroots/x86_64-pokysdk-linux/usr/libexec/x86_64-
pokymllib64-linux/gcc/x86_64-pokymllib64-linux/4.7.2/ld: cannot find 
crtend.o: No such file or directory
> collect2: error: ld returned 1 exit status
> 
> Am I missing something? 
> 
> 
> Cheers, 
> 
> Bruce
> 
> 
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> 

I am experiencing the same issue with poky-dylan-9.0.0.
Can someone please help with this problem?

Kind regards,
Alex