[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/string/test-memchr.c b/ap/libc/glibc/glibc-2.23/string/test-memchr.c
new file mode 100644
index 0000000..449a19a
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/string/test-memchr.c
@@ -0,0 +1,196 @@
+/* Test memchr functions.
+ Copyright (C) 1999-2016 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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
+ <http://www.gnu.org/licenses/>. */
+
+#define TEST_MAIN
+#ifndef WIDE
+# define TEST_NAME "memchr"
+#else
+# define TEST_NAME "wmemchr"
+#endif /* WIDE */
+#include "test-string.h"
+
+#ifndef WIDE
+# define MEMCHR memchr
+# define CHAR char
+# define UCHAR unsigned char
+# define SIMPLE_MEMCHR simple_memchr
+# define BIG_CHAR CHAR_MAX
+# define SMALL_CHAR 127
+#else
+# include <wchar.h>
+# define MEMCHR wmemchr
+# define CHAR wchar_t
+# define UCHAR wchar_t
+# define SIMPLE_MEMCHR simple_wmemchr
+# define BIG_CHAR WCHAR_MAX
+# define SMALL_CHAR 1273
+#endif /* WIDE */
+
+typedef CHAR *(*proto_t) (const CHAR *, int, size_t);
+CHAR *SIMPLE_MEMCHR (const CHAR *, int, size_t);
+
+IMPL (SIMPLE_MEMCHR, 0)
+IMPL (MEMCHR, 1)
+
+CHAR *
+SIMPLE_MEMCHR (const CHAR *s, int c, size_t n)
+{
+ while (n--)
+ if (*s++ == (CHAR) c)
+ return (CHAR *) s - 1;
+ return NULL;
+}
+
+static void
+do_one_test (impl_t *impl, const CHAR *s, int c, size_t n, CHAR *exp_res)
+{
+ CHAR *res = CALL (impl, s, c, n);
+ if (res != exp_res)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ res, exp_res);
+ ret = 1;
+ return;
+ }
+}
+
+static void
+do_test (size_t align, size_t pos, size_t len, int seek_char)
+{
+ size_t i;
+ CHAR *result;
+
+ align &= 7;
+ if ((align + len) * sizeof (CHAR) >= page_size)
+ return;
+
+ CHAR *buf = (CHAR *) (buf1);
+
+ for (i = 0; i < len; ++i)
+ {
+ buf[align + i] = 1 + 23 * i % SMALL_CHAR;
+ if (buf[align + i] == seek_char)
+ buf[align + i] = seek_char + 1;
+ }
+ buf[align + len] = 0;
+
+ if (pos < len)
+ {
+ buf[align + pos] = seek_char;
+ buf[align + len] = -seek_char;
+ result = (CHAR *) (buf + align + pos);
+ }
+ else
+ {
+ result = NULL;
+ buf[align + len] = seek_char;
+ }
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, (CHAR *) (buf + align), seek_char, len, result);
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align, pos, len;
+ int seek_char;
+ CHAR *result;
+ UCHAR *p = (UCHAR *) (buf1 + page_size) - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align = random () & 15;
+ pos = random () & 511;
+ if (pos + align >= 512)
+ pos = 511 - align - (random () & 7);
+ len = random () & 511;
+ if (pos >= len)
+ len = pos + (random () & 7);
+ if (len + align >= 512)
+ len = 512 - align - (random () & 7);
+ seek_char = random () & BIG_CHAR;
+ j = len + align + 64;
+ if (j > 512)
+ j = 512;
+
+ for (i = 0; i < j; i++)
+ {
+ if (i == pos + align)
+ p[i] = seek_char;
+ else
+ {
+ p[i] = random () & BIG_CHAR;
+ if (i < pos + align && p[i] == seek_char)
+ p[i] = seek_char + 13;
+ }
+ }
+
+ if (pos < len)
+ {
+ size_t r = random ();
+ if ((r & 31) == 0)
+ len = ~(uintptr_t) (p + align) - ((r >> 5) & 31);
+ result = (CHAR *) (p + pos + align);
+ }
+ else
+ result = NULL;
+
+ FOR_EACH_IMPL (impl, 1)
+ if (CALL (impl, (CHAR *) (p + align), seek_char, len) != result)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p",
+ n, impl->name, align, seek_char, len, pos,
+ CALL (impl, (CHAR *) (p + align), seek_char, len),
+ result, p);
+ ret = 1;
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%20s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 2048, 23);
+ do_test (i, 64, 256, 23);
+ do_test (0, 16 << i, 2048, 0);
+ do_test (i, 64, 256, 0);
+ }
+ for (i = 1; i < 32; ++i)
+ {
+ do_test (0, i, i + 1, 23);
+ do_test (0, i, i + 1, 0);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"