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-rw-r--r--sysdeps/x86/Makefile5
-rw-r--r--sysdeps/x86/tst-strncmp-rtm.c32
-rw-r--r--sysdeps/x86/tst-wcsncmp-rtm.c21
3 files changed, 48 insertions, 10 deletions
diff --git a/sysdeps/x86/Makefile b/sysdeps/x86/Makefile
index befa7cb0f6..1f152e4178 100644
--- a/sysdeps/x86/Makefile
+++ b/sysdeps/x86/Makefile
@@ -33,7 +33,9 @@ tests += \
   tst-strcpy-rtm \
   tst-strlen-rtm \
   tst-strncmp-rtm \
-  tst-strrchr-rtm
+  tst-strrchr-rtm \
+  tst-wcsncmp-rtm \
+# tests
 
 CFLAGS-tst-memchr-rtm.c += -mrtm
 CFLAGS-tst-memcmp-rtm.c += -mrtm
@@ -45,6 +47,7 @@ CFLAGS-tst-strcpy-rtm.c += -mrtm
 CFLAGS-tst-strlen-rtm.c += -mrtm
 CFLAGS-tst-strncmp-rtm.c += -mrtm -Wno-error
 CFLAGS-tst-strrchr-rtm.c += -mrtm
+CFLAGS-tst-wcsncmp-rtm.c += -mrtm -Wno-error
 endif
 
 ifeq ($(enable-cet),yes)
diff --git a/sysdeps/x86/tst-strncmp-rtm.c b/sysdeps/x86/tst-strncmp-rtm.c
index 4d0004b58a..4e9f094f39 100644
--- a/sysdeps/x86/tst-strncmp-rtm.c
+++ b/sysdeps/x86/tst-strncmp-rtm.c
@@ -19,18 +19,32 @@
 #include <stdint.h>
 #include <tst-string-rtm.h>
 
+#ifdef WIDE
+# define CHAR wchar_t
+# define MEMSET wmemset
+# define STRNCMP wcsncmp
+# define TEST_NAME wcsncmp
+#else /* !WIDE */
+# define CHAR char
+# define MEMSET memset
+# define STRNCMP strncmp
+# define TEST_NAME strncmp
+#endif /* !WIDE */
+
+
+
 #define LOOP 3000
 #define STRING_SIZE 1024
-char string1[STRING_SIZE];
-char string2[STRING_SIZE];
+CHAR string1[STRING_SIZE];
+CHAR string2[STRING_SIZE];
 
 __attribute__ ((noinline, noclone))
 static int
 prepare (void)
 {
-  memset (string1, 'a', STRING_SIZE - 1);
-  memset (string2, 'a', STRING_SIZE - 1);
-  if (strncmp (string1, string2, STRING_SIZE) == 0)
+  MEMSET (string1, 'a', STRING_SIZE - 1);
+  MEMSET (string2, 'a', STRING_SIZE - 1);
+  if (STRNCMP (string1, string2, STRING_SIZE) == 0)
     return EXIT_SUCCESS;
   else
     return EXIT_FAILURE;
@@ -40,7 +54,7 @@ __attribute__ ((noinline, noclone))
 static int
 function (void)
 {
-  if (strncmp (string1, string2, STRING_SIZE) == 0)
+  if (STRNCMP (string1, string2, STRING_SIZE) == 0)
     return 0;
   else
     return 1;
@@ -50,7 +64,7 @@ __attribute__ ((noinline, noclone))
 static int
 function_overflow (void)
 {
-  if (strncmp (string1, string2, SIZE_MAX) == 0)
+  if (STRNCMP (string1, string2, SIZE_MAX) == 0)
     return 0;
   else
     return 1;
@@ -59,9 +73,9 @@ function_overflow (void)
 static int
 do_test (void)
 {
-  int status = do_test_1 ("strncmp", LOOP, prepare, function);
+  int status = do_test_1 (TEST_NAME, LOOP, prepare, function);
   if (status != EXIT_SUCCESS)
     return status;
-  status = do_test_1 ("strncmp", LOOP, prepare, function_overflow);
+  status = do_test_1 (TEST_NAME, LOOP, prepare, function_overflow);
   return status;
 }
diff --git a/sysdeps/x86/tst-wcsncmp-rtm.c b/sysdeps/x86/tst-wcsncmp-rtm.c
new file mode 100644
index 0000000000..bad3b86378
--- /dev/null
+++ b/sysdeps/x86/tst-wcsncmp-rtm.c
@@ -0,0 +1,21 @@
+/* Test case for wcsncmp inside a transactionally executing RTM region.
+   Copyright (C) 2022 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#define WIDE 1
+#include <wchar.h>
+#include "tst-strncmp-rtm.c"