From 75accc3bc3c164ac6063c384c98f0dfa7d489dcc Mon Sep 17 00:00:00 2001 From: Austin Foxley Date: Sat, 17 Oct 2009 12:39:06 -0700 Subject: test/nptl/: tests for NPTL Signed-off-by: Austin Foxley --- test/nptl/tst-stack-align.h | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 test/nptl/tst-stack-align.h (limited to 'test/nptl/tst-stack-align.h') diff --git a/test/nptl/tst-stack-align.h b/test/nptl/tst-stack-align.h new file mode 100644 index 000000000..59b1e656a --- /dev/null +++ b/test/nptl/tst-stack-align.h @@ -0,0 +1,35 @@ +/* Copyright (C) 2003 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include + +#define TEST_STACK_ALIGN() \ + ({ \ + double _d = 12.0; \ + long double _ld = 15.0; \ + int _ret = 0; \ + printf ("double: %g %p %zu\n", _d, &_d, __alignof (double)); \ + if ((((uintptr_t) &_d) & (__alignof (double) - 1)) != 0) \ + _ret = 1; \ + \ + printf ("ldouble: %Lg %p %zu\n", _ld, &_ld, __alignof (long double)); \ + if ((((uintptr_t) &_ld) & (__alignof (long double) - 1)) != 0) \ + _ret = 1; \ + _ret; \ + }) -- cgit v1.2.3