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Diffstat (limited to 'posix/test-ssize-max.c')
-rw-r--r-- | posix/test-ssize-max.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/posix/test-ssize-max.c b/posix/test-ssize-max.c new file mode 100644 index 0000000000..7cfd090aef --- /dev/null +++ b/posix/test-ssize-max.c @@ -0,0 +1,39 @@ +/* Test SSIZE_MAX value and type. + Copyright (C) 2018 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 + <http://www.gnu.org/licenses/>. */ + +#include <limits.h> +#include <sys/types.h> + +/* Test SSIZE_MAX has type ssize_t. */ +ssize_t x; +extern __typeof (SSIZE_MAX) x; + +/* Test the value of SSIZE_MAX. */ +_Static_assert (SSIZE_MAX == (sizeof (ssize_t) == sizeof (int) + ? INT_MAX + : LONG_MAX), + "value of SSIZE_MAX"); + +static int +do_test (void) +{ + /* This is a compilation test. */ + return 0; +} + +#include <support/test-driver.c> |