Patch merged into coreboot/master: crossgcc: Move temp file handling into cleanup function

the following patch was just integrated into master:
commit 88e83e580d0a95058be474014fb4f4e0be28d169
Author: Stefan Reinauer 
Date:   Wed Apr 6 15:39:48 2016 -0700

crossgcc: Move temp file handling into cleanup function

Move code to handle leaving temp files around into cleanup.

Change-Id: Ief346d7973f693ec06c8bef6492cf1330858d9e1
    Signed-off-by: Stefan Reinauer 
    Reviewed-on: https://review.coreboot.org/14346
    Tested-by: build bot (Jenkins)
    Reviewed-by: Nico Huber

See https://review.coreboot.org/14346 for details.

-gerrit