K 10
svn:author
V 5
markj
K 8
svn:date
V 27
2017-03-27T16:18:19.862417Z
K 7
svn:log
V 199
Adjust the constraint for "src" in atomic_(f)cmpset_8.

"r" is not sufficient to prevent the use of invalid byte-width registers
with at least gcc.

Reported and reviewed by:	bde
X-MFC-With:	r315718

END