This option is added in commit b73bcbac4a (diff: allow --no-color-moved-ws - 2018-11-23) in pw/diff-color-moved-ws-fix. To ease merge conflict resolution, re-implement the option handling here so that the conflict could be resolved by taking this side of change. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx> --- diff.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/diff.c b/diff.c index 1a24bbfb69..8b770cd396 100644 --- a/diff.c +++ b/diff.c @@ -4868,7 +4868,11 @@ static int diff_opt_color_moved_ws(const struct option *opt, struct diff_options *options = opt->value; unsigned cm; - BUG_ON_OPT_NEG(unset); + if (unset) { + options->color_moved_ws_handling = 0; + return 0; + } + cm = parse_color_moved_ws(arg); if (cm & COLOR_MOVED_WS_ERROR) return error(_("invalid mode '%s' in --color-moved-ws"), arg); @@ -5379,7 +5383,7 @@ static void prep_parse_options(struct diff_options *options) PARSE_OPT_OPTARG, diff_opt_color_moved), OPT_CALLBACK_F(0, "color-moved-ws", options, N_("<mode>"), N_("how white spaces are ignored in --color-moved"), - PARSE_OPT_NONEG, diff_opt_color_moved_ws), + 0, diff_opt_color_moved_ws), OPT_GROUP(N_("Diff other options")), OPT_CALLBACK_F(0, "relative", options, N_("<prefix>"), -- 2.21.0.548.gd3c7d92dc2