PND_DIRTY
pnd->pnd_flags & PND_DIRTY ? "" : "not ");
if (!(pnd->pnd_flags & PND_DIRTY))
pnd->pnd_flags &= ~PND_DIRTY;
PERFUSE_NODE_DATA(opc)->pnd_flags |= PND_DIRTY;
dstdir_pnd->pnd_flags |= PND_DIRTY;
PERFUSE_NODE_DATA(opc)->pnd_flags |= PND_DIRTY;
PERFUSE_NODE_DATA(opc)->pnd_flags |= PND_DIRTY;
if (pnd->pnd_flags & PND_DIRTY) {
pnd->pnd_flags |= PND_DIRTY;
PERFUSE_NODE_DATA(opc)->pnd_flags |= PND_DIRTY;