This helps compiling the code with older gcc especially on older build
hosts, additionally clang advertizes itself as gcc 4.2.1 so it helps
compiling dependent modues using clang as well
(From OE-Core rev: 90e7cfebc6a9ac4b229b45c6a7dc95218efe55c5)
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
