[PATCH] diff: fix a sparse 'dubious one-bit signed bitfield' error

Signed-off-by: Ramsay Jones <redacted>
---

Hi Stefan,

If you need to re-roll your 'sb/diff-color-move-more' branch, could
you please squash this into the relevant patch (commit f2d78d2c67,
"diff.c: add white space mode to move detection that allows indent
changes", 2018-06-21).

Thanks!

ATB,
Ramsay Jones

 diff.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/diff.c b/diff.c
index c91480141..652521ff2 100644
--- a/diff.c
+++ b/diff.c

@@ -756,7 +756,7 @@ struct moved_entry {
  */
 struct ws_delta {
 	char *string;
-	int current_longer : 1;
+	unsigned int current_longer : 1;
 };
 #define WS_DELTA_INIT { NULL, 0 }
 

-- 
2.18.0