ftmemsim-valgrind/memcheck/tests/malloc_usable.c
Nicholas Nethercote f3f801ed48 Merge r9533..9536 (add tests/{asm.h,sys_mman.h,malloc.h} from the DARWIN
branch.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@9537
2009-04-15 03:12:43 +00:00

21 lines
505 B
C

#include <assert.h>
#include "tests/malloc.h"
#include <stdlib.h>
#include <stdio.h>
int main(void)
{
# if !defined(VGO_aix5)
// Because Memcheck marks any slop as inaccessible, it doesn't round up
// sizes for malloc_usable_size().
int* x = malloc(99);
// XXX: would be better to have a HAVE_MALLOC_USABLE_SIZE variable here
assert(99 == malloc_usable_size(x));
assert( 0 == malloc_usable_size(NULL));
assert( 0 == malloc_usable_size((void*)0xdeadbeef));
# endif
return 0;
}