mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-28 13:31:13 +00:00
dc76a059fd
1. Add sysdeps/generic/malloc-size.h to define size related macros for malloc. 2. Move x86_64/tst-mallocalign1.c to malloc and replace ALIGN_MASK with MALLOC_ALIGN_MASK. 3. Add tst-mallocalign1 to tests-exclude-mcheck for i386 and x32 since mcheck doesn't honor MALLOC_ALIGNMENT.
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/* Verify that MALLOC_ALIGNMENT is honored by malloc.
|
|
Copyright (C) 2012-2021 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <inttypes.h>
|
|
#include <malloc-size.h>
|
|
|
|
static void *
|
|
test (size_t s)
|
|
{
|
|
void *p = malloc (s);
|
|
|
|
printf ("malloc: %zu, %p: %zu\n", s, p,
|
|
((uintptr_t) p) & MALLOC_ALIGN_MASK);
|
|
return p;
|
|
}
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
void *p;
|
|
int ret = 0;
|
|
|
|
p = test (2);
|
|
ret |= (uintptr_t) p & MALLOC_ALIGN_MASK;
|
|
free (p);
|
|
|
|
p = test (8);
|
|
ret |= (uintptr_t) p & MALLOC_ALIGN_MASK;
|
|
free (p);
|
|
|
|
p = test (13);
|
|
ret |= (uintptr_t) p & MALLOC_ALIGN_MASK;
|
|
free (p);
|
|
|
|
p = test (16);
|
|
ret |= (uintptr_t) p & MALLOC_ALIGN_MASK;
|
|
free (p);
|
|
|
|
p = test (23);
|
|
ret |= (uintptr_t) p & MALLOC_ALIGN_MASK;
|
|
free (p);
|
|
|
|
p = test (43);
|
|
ret |= (uintptr_t) p & MALLOC_ALIGN_MASK;
|
|
free (p);
|
|
|
|
p = test (123);
|
|
ret |= (uintptr_t) p & MALLOC_ALIGN_MASK;
|
|
free (p);
|
|
|
|
return ret;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|