1 files changed, 52 insertions, 0 deletions
diff --git a/sysdeps/pthread/tst-thrd-detach.c b/sysdeps/pthread/tst-thrd-detach.c
new file mode 100644
index 0000000000..53be296f97
--- /dev/null
+++ b/sysdeps/pthread/tst-thrd-detach.c
@@ -0,0 +1,52 @@
+/* C11 threads thread detach tests.
+   Copyright (C) 2018-2020 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/>.  */
+
+#include <threads.h>
+#include <time.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <support/check.h>
+
+static int
+detach_thrd (void *arg)
+{
+  if (thrd_detach (thrd_current ()) != thrd_success)
+    FAIL_EXIT1 ("thrd_detach failed");
+  thrd_exit (thrd_success);
+}
+
+static int
+do_test (void)
+{
+  thrd_t id;
+
+  /* Create new thread.  */
+  if (thrd_create (&id, detach_thrd, NULL) != thrd_success)
+    FAIL_EXIT1 ("thrd_create failed");
+
+  /* Give some time so the thread can finish.  */
+  thrd_sleep (&(struct timespec) {.tv_sec = 2}, NULL);
+
+  if (thrd_join (id, NULL) == thrd_success)
+    FAIL_EXIT1 ("thrd_join succeed where it should fail");
+
+  return 0;
+}
+
+#include <support/test-driver.c>