libgfortran did not have the GCC exception in the same manner as
libgcc had.
Change-Id: If48ab6e6775da235c8fdd0ca4e835acf1e831252
(From OE-Core rev: 0b4a4b37260e719ae12fb9a8e6556759422bfc92)
Signed-off-by: Santhosh Nadig <santhosn@axis.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>