old_end          3645 oshmem/mca/memheap/ptmalloc/malloc.c   char* old_end = oldsp->base + oldsp->size;
old_end          3647 oshmem/mca/memheap/ptmalloc/malloc.c   char* rawsp = old_end - (ssize + FOUR_SIZE_T_SIZES + CHUNK_ALIGN_MASK);
old_end          3674 oshmem/mca/memheap/ptmalloc/malloc.c     if ((char*)(&(nextp->head)) < old_end)