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From: Sunil Pandey <skpgkp2@sourceware.org>
To: glibc-cvs@sourceware.org
Subject: [glibc] String: Improve overflow test coverage for strnlen
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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=7597b251d451fa099686344bbd9915bd481ba55b

commit 7597b251d451fa099686344bbd9915bd481ba55b
Author: Sunil K Pandey <skpgkp2@gmail.com>
Date:   Wed May 25 13:43:36 2022 -0700

    String: Improve overflow test coverage for strnlen
    
    This patch adds more overflow test coverage for strnlen and wcsnlen.
    
    Reviewed-by: H.J. Lu <hjl.tools@gmail.com>

Diff:
---
 string/test-strnlen.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/string/test-strnlen.c b/string/test-strnlen.c
index 83c4502b9a..4a9375112a 100644
--- a/string/test-strnlen.c
+++ b/string/test-strnlen.c
@@ -96,6 +96,8 @@ do_overflow_tests (void)
 
   for (i = 0; i < 750; ++i)
     {
+      do_test (1, i, SIZE_MAX, BIG_CHAR);
+
       do_test (0, i, SIZE_MAX - i, BIG_CHAR);
       do_test (0, i, i - buf_addr, BIG_CHAR);
       do_test (0, i, -buf_addr - i, BIG_CHAR);