K 10
svn:author
V 4
lidl
K 8
svn:date
V 27
2017-10-11T03:50:44.652797Z
K 7
svn:log
V 222
Don't use a non-zero argument for __builtin_frame_address

Mirror the change made for powerpc64 in r323687.  With this
change, gcc 6.4.0 can successfully compile and link a kernel
that runs on sparc64.

MFC after:	2 weeks

END