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-rw-r--r--htl/tests/test-17.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/htl/tests/test-17.c b/htl/tests/test-17.c
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+/* Test that the key reuse inside libpthread does not cause thread
+   specific values to persist.
+   Copyright (C) 2000-2018 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#define _GNU_SOURCE 1
+
+#include <pthread.h>
+#include <stdio.h>
+#include <assert.h>
+#include <errno.h>
+
+void
+work (int iter)
+{
+  error_t err;
+  pthread_key_t key1;
+  pthread_key_t key2;
+  void *value1;
+  void *value2;
+
+  printf ("work/%d: start\n", iter);
+  err = pthread_key_create (&key1, NULL);
+  assert (err == 0);
+  err = pthread_key_create (&key2, NULL);
+  assert (err == 0);
+
+  value1 = pthread_getspecific (key1);
+  value2 = pthread_getspecific (key2);
+  printf ("work/%d: pre-setspecific: %p,%p\n", iter, value1, value2);
+  assert (value1 == NULL);
+  assert (value2 == NULL);
+  err = pthread_setspecific (key1, (void *) (0x100 + iter));
+  assert (err == 0);
+  err = pthread_setspecific (key2, (void *) (0x200 + iter));
+  assert (err == 0);
+
+  value1 = pthread_getspecific (key1);
+  value2 = pthread_getspecific (key2);
+  printf ("work/%d: post-setspecific: %p,%p\n", iter, value1, value2);
+  assert (value1 == (void *) (0x100 + iter));
+  assert (value2 == (void *) (0x200 + iter));
+
+  err = pthread_key_delete (key1);
+  assert (err == 0);
+  err = pthread_key_delete (key2);
+  assert (err == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  int i;
+
+  for (i = 0; i < 8; ++i)
+    work (i + 1);
+
+  return 0;
+}