Searched refs:nullnode (Results 1 – 5 of 5) sorted by relevance
152 extern Node *nullnode;
69 Node *nullnode; /* zero&null, converted into a node for comparisons */ variable91 nullnode = celltonode(nullloc, CCON); in syminit()
473 return op2(NE, n, nullnode);
3680 return op2(NE, n, nullnode); in notnull()
926 removed redundant relational tests against nullnode if parse