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fix clean_call handling by top level (regression #110)

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Costa Vitor 2009-06-03 10:11:41 -05:00
parent 7f54acb536
commit 8a20da6639
1 changed files with 2 additions and 2 deletions
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pl/corout.yap
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@ -518,7 +518,7 @@ frozen(V, LG) :-
'$purge_done_goals'(['$redo_freeze'(_Done, _, CallCleanup)|G0], GF) :-
nonvar(CallCleanup),
% be careful about possibly adding extra binding at this point.
CallCleanup = _:T, nonvar(T), T = '$clean_call'(_), !,
CallCleanup = _:T, nonvar(T), T = '$clean_call'(_,_), !,
'$purge_done_goals'(G0, GF).
'$purge_done_goals'(['$redo_eq'(Done, _, _, _)|G0], GF) :- nonvar(Done), !,
'$purge_done_goals'(G0, GF).
@ -764,7 +764,7 @@ call_residue(Goal,Residue) :-
'$attgoals_for_prolog'(AllAtts, V, DonesSoFar, MoreDonesSoFar, GoalListI, GoalList0).
'$attgoal_for_prolog'('$redo_dif'(Done, X, Y), Done, prolog:dif(X,Y)).
'$attgoal_for_prolog'('$redo_freeze'(_, _, _:'$clean_call'(_)), _, _) :- !, fail.
'$attgoal_for_prolog'('$redo_freeze'(_, _, _:'$clean_call'(_,_)), _, _) :- !, fail.
'$attgoal_for_prolog'('$redo_freeze'(Done, V, Goal), Done, prolog:freeze(V,Goal)).
'$attgoal_for_prolog'('$redo_eq'(Done, X, Y, Goal), Done, prolog:when(X=Y,Goal)).
'$attgoal_for_prolog'('$redo_ground'(Done, X, Goal), Done, prolog:when(ground(X),Goal)).