LXML Fails to build in Sabayon (Gentoo Variant)

[v3ss0n]

  ``` cc -pthread -shared -L/home/v3ss/odoo11/pypy3/lib -Wl,-rpath,/home/v3ss/odoo11/pypy3/lib build/temp.linux-x86_64-3.5/build/temp.linux-x86_64-3.5/lxml._libxml2.o -L/usr/lib/x86_64-linux-gnu -lxml2 -lxslt -lexslt -o build/lib.linux-x86_64-3.5/lxml/_libxml2.pypy3-510-x86_64-linux-gnu.so
    /usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../../../x86_64-pc-linux-gnu/bin/ld: /usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../../../lib64/crti.o: unrecognized relocation (0x2a) in section `.init'
    /usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../../../x86_64-pc-linux-gnu/bin/ld: final link failed: Bad value
    collect2: error: ld returned 1 exit status
    error: command 'cc' failed with exit status 1

```

tried on pypy3.x

[scoder (scoder)]

Closing as likely duplicate of #1756314.