Patch merged into coreboot/master: crossgcc: Fix compiler detect for POWER8 big endian mode switch.

the following patch was just integrated into master:
commit 82657cad24416441688c2e449dbbe13471e3b280
Author: Timothy Pearson 
Date:   Wed Mar 9 17:20:26 2016 -0600

crossgcc: Fix compiler detect for POWER8 big endian mode switch.

Change-Id: I7afb35fd5bc971a2c4d63e3a084ce7473f7a66fa
    Signed-off-by: Timothy Pearson 
    Reviewed-on: https://review.coreboot.org/14018
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/14018 for details.

-gerrit