diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | malloc/Makefile | 2 | ||||
| -rw-r--r-- | malloc/tst-posix_memalign.c | 98 |
3 files changed, 104 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2013-10-02 Will Newton <will.newton@linaro.org> + + * malloc/Makefile: Add tst-posix_memalign. + * malloc/tst-posix_memalign.c: New file. + 2013-09-30 Petr Machata <pmachata@redhat.com> * elf/elf.h (R_AARCH64_ABS16): New macro. diff --git a/malloc/Makefile b/malloc/Makefile index b16dac8..4903c13 100644 --- a/malloc/Makefile +++ b/malloc/Makefile @@ -26,7 +26,7 @@ dist-headers := malloc.h headers := $(dist-headers) obstack.h mcheck.h tests := mallocbug tst-malloc tst-valloc tst-calloc tst-obstack \ tst-mallocstate tst-mcheck tst-mallocfork tst-trim1 \ - tst-malloc-usable tst-realloc + tst-malloc-usable tst-realloc tst-posix_memalign test-srcs = tst-mtrace routines = malloc morecore mcheck mtrace obstack diff --git a/malloc/tst-posix_memalign.c b/malloc/tst-posix_memalign.c new file mode 100644 index 0000000..9d9d1bf --- /dev/null +++ b/malloc/tst-posix_memalign.c @@ -0,0 +1,98 @@ +/* Copyright (C) 2013 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 <errno.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> + +static int errors = 0; + +static void +merror (const char *msg) +{ + ++errors; + printf ("Error: %s\n", msg); +} + +static int +do_test (void) +{ + void *p; + int ret; + unsigned long pagesize = getpagesize(); + unsigned long ptrval; + + p = NULL; + + ret = posix_memalign (&p, sizeof (void *), -1); + + if (ret != ENOMEM) + merror ("posix_memalign (&p, sizeof (void *), -1) succeeded."); + + if (ret == ENOMEM && p != NULL) + merror ("returned an error but pointer was modified"); + + p = NULL; + + ret = posix_memalign (&p, pagesize, -pagesize); + + if (ret != ENOMEM) + merror ("posix_memalign (&p, pagesize, -pagesize) succeeded."); + + p = NULL; + + ret = posix_memalign (&p, sizeof (void *), 0); + + if (ret != 0 || p == NULL) + merror ("posix_memalign (&p, sizeof (void *), 0) failed."); + + free (p); + + ret = posix_memalign (&p, 0x300, 10); + + if (ret != EINVAL) + merror ("posix_memalign (&p, 0x300, 10) succeeded."); + + ret = posix_memalign (&p, 0, 10); + + if (ret != EINVAL) + merror ("posix_memalign (&p, 0, 10) succeeded."); + + p = NULL; + + ret = posix_memalign (&p, 0x100, 10); + + if (ret != 0) + merror ("posix_memalign (&p, 0x100, 10) failed."); + + if (ret == 0 && p == NULL) + merror ("returned success but pointer is NULL"); + + ptrval = (unsigned long)p; + + if (ret == 0 && (ptrval & 0xff)) + merror ("pointer is not aligned to 0x100"); + + free (p); + + return errors != 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |