From 29cd838eab01ed7110f3ccb2e8c6a35c8a31dbcc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:21:29 +0200 Subject: Adding upstream version 1:0.1.9998svn3589+dfsg. Signed-off-by: Daniel Baumann --- src/grep/gnulib-tests/test-malloc-gnu.c | 45 +++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/grep/gnulib-tests/test-malloc-gnu.c (limited to 'src/grep/gnulib-tests/test-malloc-gnu.c') diff --git a/src/grep/gnulib-tests/test-malloc-gnu.c b/src/grep/gnulib-tests/test-malloc-gnu.c new file mode 100644 index 0000000..0160c6c --- /dev/null +++ b/src/grep/gnulib-tests/test-malloc-gnu.c @@ -0,0 +1,45 @@ +/* Test of malloc function. + Copyright (C) 2010-2021 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 . */ + +#include + +/* Specification. */ +#include + +#include +#include + +#include "macros.h" + +int +main (int argc, char **argv) +{ + /* Check that malloc (0) is not a NULL pointer. */ + void *volatile p = malloc (0); + ASSERT (p != NULL); + free (p); + + /* Check that malloc (n) fails when n exceeds PTRDIFF_MAX. */ + if (PTRDIFF_MAX < SIZE_MAX) + { + size_t one = argc != 12345; + p = malloc (PTRDIFF_MAX + one); + ASSERT (p == NULL); + ASSERT (errno == ENOMEM); + } + + return 0; +} -- cgit v1.2.3