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-rw-r--r--nptl/tst-align.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/nptl/tst-align.c b/nptl/tst-align.c
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+/* Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <pthread.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+
+
+static void *
+tf (void *arg)
+{
+  bool ok = true;
+
+  puts ("in thread");
+
+  double d = 2.0;
+  printf ("double:  %g %p %zu\n", d, &d, __alignof (double));
+  if ((((uintptr_t) &d) & (__alignof (double) - 1)) != 0)
+    ok = false;
+
+  long double ld = 3.0;
+  printf ("ldouble: %Lg %p %zu\n", ld, &ld, __alignof (long double));
+  if ((((uintptr_t) &ld) & (__alignof (long double) - 1)) != 0)
+    ok = false;
+
+  return ok ? NULL : (void *) -1l;
+}
+
+static int
+do_test (void)
+{
+  bool ok = true;
+
+  puts ("in main");
+
+  double d = 0.0;
+  printf ("double:  %g %p %zu\n", d, &d, __alignof (double));
+  if ((((uintptr_t) &d) & (__alignof (double) - 1)) != 0)
+    ok = false;
+
+  long double ld = 1.0;
+  printf ("ldouble: %Lg %p %zu\n", ld, &ld, __alignof (long double));
+  if ((((uintptr_t) &ld) & (__alignof (long double) - 1)) != 0)
+    ok = false;
+
+  pthread_t th;
+  if (pthread_create (&th, NULL, tf, NULL) != 0)
+    {
+      puts ("create failed");
+      return 1;
+    }
+
+  void *res;
+  if (pthread_join (th, &res) != 0)
+    {
+      puts ("join failed");
+      return 1;
+    }
+
+  if (res != NULL)
+    ok = false;
+
+  return ok ? 0 : 1;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"