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* [glibc/release/2.28/master] string: Add a testcase for wcsncmp with SIZE_MAX [BZ #28755]
@ 2022-02-17 19:52 H.J. Lu
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From: H.J. Lu @ 2022-02-17 19:52 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=9e050d1370587e808bc7bc3d151c5beb417120cb
commit 9e050d1370587e808bc7bc3d151c5beb417120cb
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Thu Feb 17 08:10:35 2022 -0800
string: Add a testcase for wcsncmp with SIZE_MAX [BZ #28755]
Verify that wcsncmp (L("abc"), L("abd"), SIZE_MAX) == 0. The new test
fails without
commit ddf0992cf57a93200e0c782e2a94d0733a5a0b87
Author: Noah Goldstein <goldstein.w.n@gmail.com>
Date: Sun Jan 9 16:02:21 2022 -0600
x86: Fix __wcsncmp_avx2 in strcmp-avx2.S [BZ# 28755]
and
commit 7e08db3359c86c94918feb33a1182cd0ff3bb10b
Author: Noah Goldstein <goldstein.w.n@gmail.com>
Date: Sun Jan 9 16:02:28 2022 -0600
x86: Fix __wcsncmp_evex in strcmp-evex.S [BZ# 28755]
This is for BZ #28755.
Reviewed-by: Sunil K Pandey <skpgkp2@gmail.com>
(cherry picked from commit aa5a720056d37cf24924c138a3dbe6dace98e97c)
Diff:
---
string/test-strncmp.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/string/test-strncmp.c b/string/test-strncmp.c
index ff2ac3e4c6..4c6c6f546f 100644
--- a/string/test-strncmp.c
+++ b/string/test-strncmp.c
@@ -403,6 +403,18 @@ check2 (void)
free (s2);
}
+static void
+check3 (void)
+{
+ const CHAR *s1 = L ("abc");
+ CHAR *s2 = STRDUP (s1);
+
+ FOR_EACH_IMPL (impl, 0)
+ check_result (impl, s1, s2, SIZE_MAX, 0);
+
+ free (s2);
+}
+
int
test_main (void)
{
@@ -412,6 +424,7 @@ test_main (void)
check1 ();
check2 ();
+ check3 ();
printf ("%23s", "");
FOR_EACH_IMPL (impl, 0)
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