K 10
svn:author
V 7
delphij
K 8
svn:date
V 27
2015-09-14T18:52:41.898894Z
K 7
svn:log
V 133
MFC r287319:

Constify opt_f and opt_t and eliminate unneeded copying.  This fixes
memory leaks.

Reported by:	clang static analyzer

END