There is no EXPERIMENTAL feature in this powerpc sample.

/trunk/samples/powerpc-unknown_nofpu-linux-gnu/crosstool.config | 11 3 8 0 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)

# x86 specific options

config ARCH_x86

    select ARCH_SUPPORT_ARCH

    select ARCH_SUPPORT_CPU

    select ARCH_SUPPORT_TUNE

    help

      The x86 architecture, as defined by:

        http://www.intel.com/