Mercurial > hg > octave-lojdl > gnulib-hg
changeset 11569:ad41328f771e
Tests for module 'alignof'.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Wed, 13 May 2009 03:23:42 +0200 |
parents | e14e4bffdc96 |
children | 1e84e9b3384a |
files | ChangeLog modules/alignof-tests tests/test-alignof.c |
diffstat | 3 files changed, 69 insertions(+), 0 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2009-05-12 Bruno Haible <bruno@clisp.org> + + Tests for module 'alignof'. + * modules/alignof-tests: New file. + * tests/test-alignof.c: New file. + 2009-05-12 Bruno Haible <bruno@clisp.org> Fix alignof macro.
new file mode 100644 --- /dev/null +++ b/modules/alignof-tests @@ -0,0 +1,12 @@ +Files: +tests/test-alignof.c + +Depends-on: +verify + +configure.ac: + +Makefile.am: +TESTS += test-alignof +check_PROGRAMS += test-alignof +
new file mode 100644 --- /dev/null +++ b/tests/test-alignof.c @@ -0,0 +1,51 @@ +/* Test of <alignof.h>. + Copyright (C) 2009 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2009. */ + +#include <config.h> + +#include <alignof.h> + +#include <stddef.h> + +#include "verify.h" + +typedef struct { char a[1]; } struct1; +typedef struct { char a[2]; } struct2; +typedef struct { char a[3]; } struct3; +typedef struct { char a[4]; } struct4; + +#define CHECK(type) \ + typedef struct { char slot1; type slot2; } type##_helper; \ + verify (alignof (type) == offsetof (type##_helper, slot2)); + +CHECK (char) +CHECK (short) +CHECK (int) +CHECK (long) +CHECK (float) +CHECK (double) +CHECK (struct1) +CHECK (struct2) +CHECK (struct3) +CHECK (struct4) + +int +main () +{ + return 0; +}