Add currently failing negative zero check to BN_rshift() regress.

1 files changed, 5 insertions, 1 deletions

diff --git a/src/regress/lib/libcrypto/bn/bn_shift.c b/src/regress/lib/libcrypto/bn/bn_shift.c
index 15359db083..88d0e65cba 100644
--- a/src/regress/lib/libcrypto/bn/bn_shift.c
+++ b/src/regress/lib/libcrypto/bn/bn_shift.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: bn_shift.c,v 1.7 2023/01/07 14:30:57 jsing Exp $ */
+/*      $OpenBSD: bn_shift.c,v 1.8 2023/02/13 04:00:39 jsing Exp $ */
 /*
  * Copyright (c) 2022 Joel Sing <jsing@openbsd.org>
  *
@@ -341,6 +341,10 @@ test_bn_rshift_to_zero(void)
                 fprintf(stderr, "FAIL: BN is not zero\n");
                 goto failure;
         }
+        if (BN_is_negative(bn1)) {
+                fprintf(stderr, "FAIL: BN is negative zero\n");
+                goto failure;
+        }
 
         failed = 0;