External compilers will explicitly pass -fPIE -pie flags
unlike internal toolchain which does not use them, so the build
fails with external toolchains because, its passing these
flags to linker when building with -r option and fails to link
| /mnt/a/oe/build/tmp/work/corei7-64-bec-linux/go/1.8.3-r0/recipe-sysroot-native/usr/bin/x86_64-bec-linux/x86_64-bec-linux-ld: -r and -pie may not be used together
Signed-off-by: Khem Raj <raj.khem@gmail.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
