memcheck/tests/freebsd/aligned_alloc.c

   1 #include <stdlib.h>
   2 #include <assert.h>
   3 #include <errno.h>
   4
   5 int main(void)
   6 {
   7    char* p = NULL;
   8
   9
  10    // zero size
  11    p = aligned_alloc(0, 8);
  12    assert(p == NULL && errno == EINVAL);
  13    errno = 0;
  14    // non multiple of alignment passes on FreeBSD
  15    p = aligned_alloc(8, 25);
  16    assert(p && ((size_t)p % 8U == 0U));
  17    free(p);
  18    errno = 0;
  19    // align not power of 2
  20    p = aligned_alloc(40, 160);
  21    assert(p == NULL && errno == EINVAL);
  22    errno = 0;
  23
  24    // too big aligment
  25    if (sizeof(size_t) == 8)
  26    {
  27       p = aligned_alloc(16, 1UL<<48);
  28    }
  29    else
  30    {
  31       p = NULL;
  32       errno = ENOMEM;
  33    }
  34
  35    assert(p == NULL && errno == ENOMEM);
  36
  37 }
  38