icecc: use bb.utils.which also for 'as'
* it was introduced in
commit
3a842ec52e7d010767b13bdcb5629ac07b3ee9e7
Author: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Date: Fri Sep 16 10:55:16 2011 +0400
Subject: icecc.bbclass: replace with updated version
without any explanation in which case
${ICECC_CC} -print-prog-name=as
is returning as in current working directory, but will keep old
behavior just in case
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
