Lines Matching refs:Null_Node
184 if Expr /= Null_Node then
205 if Expr /= Null_Node then
268 E_L := Add_Edge (Start_L, Final_L, Null_Node);
272 E_R := Add_Edge (Start_R, Final_R, Null_Node);
327 E_S_L := Add_Edge (Start, Start_L, Null_Node);
328 E_S_R := Add_Edge (Start, Start_R, Null_Node);
332 E_L_F := Add_Edge (Final_L, Final, Null_Node);
333 E_R_F := Add_Edge (Final_R, Final, Null_Node);
399 if Seq = Null_Node then
443 while Formal /= Null_Node loop
444 if Actual = Null_Node then
448 if Get_Actual (Formal) /= Null_Node then
456 if Actual /= Null_Node then
468 while Formal /= Null_Node loop
469 Set_Actual (Formal, Null_Node);
530 if Actual = Null_Node then
761 if Expr = Null_Node then
830 Exprs := (others => Null_Node);
831 Expr := Null_Node;
849 if Expr = Null_Node then
855 if Exprs (D) = Null_Node then
883 if not (Nbr_Dest = 0 and Expr = Null_Node) then