From cc7d2e21780c28608b00a4faf0fed297527bcbf4 Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Tue, 4 Jan 2022 23:53:21 +0100
Subject: sort: fix -s -r interaction: 'stable' order is not affected by -r

function                                             old     new   delta
compare_keys                                         818     820      +2

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 coreutils/sort.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'coreutils')

diff --git a/coreutils/sort.c b/coreutils/sort.c
index 0cbb6f597..9ff777851 100644
--- a/coreutils/sort.c
+++ b/coreutils/sort.c
@@ -380,7 +380,9 @@ static int compare_keys(const void *xarg, const void *yarg)
 
 			/* If x > y, 1, else -1 */
 			retval = (x32 > y32) * 2 - 1;
-		} else
+			/* Here, -r has no effect! */
+			return retval;
+		}
 		if (!(option_mask32 & FLAG_no_tie_break)) {
 			/* fallback sort */
 			flags = option_mask32;
-- 
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