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volatile/1
declaration:- volatile +PredSpecs
Declares PredSpecs to be volatile. Clauses of volatile predicates are not saved by the ‘save_*’ predicates.
pred_spec_forest, must be ground
A predicate specification, or a list of such, or a sequence of such separated by commas.
Exceptions in the context of loading code are printed as error messages.
instantiation_error
PredSpecs not ground.
type_error
PredSpecs not a valid pred_spec_forest.
domain_error
Some arity is an integer < 0.
representation_error
Some arity is an integer > 255.
context_error
Declaration appeared in a goal.
permission_error
Declaration appeared as a clause.