From 211d90c524db8fcc32a134eaf80d969eff8c3862 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 1 Apr 2003 01:24:00 +0000 Subject: Update. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (__lll_mutex_lock): Use atomic_exchange_and_add instead of __lll_add. (__lll_mutex_timedlock): Likewise. Patch by Ian Wienand. 2003-03-24 Steven Munroe * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h (SINGLE_THREAD_P): Fix typo. * tst-cancel-wrappers.sh: Handle '.'ed symbols. 2003-03-31 Ulrich Drepper * Makefile (tests): Add tst-align. * tst-align.c: New file. * sysdeps/i386/Makefile: Define CFLAGS-tst-align. * sysdeps/x86_64/Makefile: Likewise. * tst-tsd2.c: Add casts to avoid warnings. --- nptl/tst-align.c | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 nptl/tst-align.c (limited to 'nptl/tst-align.c') diff --git a/nptl/tst-align.c b/nptl/tst-align.c new file mode 100644 index 0000000000..902a1c772a --- /dev/null +++ b/nptl/tst-align.c @@ -0,0 +1,85 @@ +/* Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 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 +#include +#include +#include + + +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" -- cgit v1.2.3