diogo/yap-6.3
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new version had changed semantics of all/3 to fail on no solutions.

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git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1786 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
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vsc 2007-01-25 10:52:50 +00:00
parent a4e2a26003
commit 0e560e8cb8
1 changed files with 1 additions and 1 deletions
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pl/setof.yap
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@ -189,7 +189,7 @@ all(T,G,S) :-
% $$set does its best to preserve space
'$$set'(S,R) :-
'$$build'(S0,_,R),
S0 = [_|_],
% S0 = [_|_],
S = S0.
'$$build'(Ns,S0,R) :- '$db_dequeue'(R,X), !,