[Local, microblaze]: builtins test require fpic

Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>
[LOCAL]: Upstream parallel builds broken. Patch reported on bug issue

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57683

When patch applied upstream, this commit will disappear

Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>