Merge libiberty fixes from 4.8 branch

Signed-off-by: Bernhard Rosenkränzer <Bernhard.Rosenkranzer@linaro.org>
diff --git a/lib/libiberty.a b/lib/libiberty.a
index 16c5a4a..45bca57 100644
--- a/lib/libiberty.a
+++ b/lib/libiberty.a
Binary files differ