Ticket #2277 (mcdiff cleanup)
mcdiff: some warnings fixed.
search.c: In function ‘mcdiffview_do_search_backward’:
search.c:183: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
ydiff.c: In function ‘cvt_fget’:
ydiff.c:1653: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
ydiff.c: In function ‘dview_execute_cmd’:
ydiff.c:3085: warning: overflow in implicit constant conversion [-Woverflow]
fixed mcdiff search.
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
Signed-off-by: Ilia Maslakov <il.smind@gmail.com>