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fix non-determinism in arithmetic compilation.

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Vitor Santos Costa 2011-05-08 23:11:56 +01:00
parent 14bae4cb7e
commit 8aad2d0bde
1 changed files with 1 additions and 1 deletions
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pl/arith.yap
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@ -92,7 +92,7 @@ do_not_compile_expressions :- set_value('$c_arith',[]).
nonvar(Y), % Don't rewrite variables
!,
(
number(Y),
number(Y) ->
P = ( X = Y); % This case reduces to an unification
'$expand_expr'(Y, P0, X0),
'$drop_is'(X0, X, P0, P)