CurryInfo: property-prover-2.0.0 / Common.preCondExpOf
definition: 
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preCondExpOf :: QName -> [(Int,TypeExpr)] -> TransStateM SMT.Term
preCondExpOf qf args = do
preconds <- lift $ gets $ preConds . trInfo
maybe (return true)
(\fd -> applyFunc fd args >>= pred2SMT)
(find (\fd -> decodeContractQName (funcName fd)
== toPreCondQName (fromNoCheckQName qf)) preconds)
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demand:
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no demanded arguments |
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deterministic:
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deterministic operation |
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documentation:
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------------------------------------------------------------------------ Returns the precondition expression for a given operation and its arguments (which are assumed to be variable indices). Rename all local variables by adding the `freshvar` index to them. |
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failfree:
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<FAILING> |
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indeterministic:
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referentially transparent operation |
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infix:
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no fixity defined |
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iotype:
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{(_,_) |-> _}
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name:
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preCondExpOf |
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precedence:
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no precedence defined |
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result-values:
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_ |
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signature:
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(String, String) -> [(Prelude.Int, FlatCurry.Types.TypeExpr)] -> Control.Monad.Trans.State.StateT TransState.TransState (Control.Monad.Trans.State.StateT VerifierState.VState Prelude.IO) Language.SMTLIB.Types.Term |
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solution-complete:
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operation might suspend on free variables |
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terminating:
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possibly non-terminating |
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totally-defined:
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possibly non-reducible on same data term |