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definition:
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provePreCondition :: Options -> IORef VState -> TAFuncDecl -> IO TAFuncDecl
provePreCondition opts vstref fdecl = do
ti <- readVerifyInfoRef vstref
printWhenIntermediate opts $
"Operation to be checked: " ++ snd (funcName fdecl)
newrule <- optPreConditionInRule opts ti (funcName fdecl)
(funcRule fdecl) vstref
return (updFuncRule (const newrule) fdecl)
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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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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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provePreCondition
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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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ToolOptions.Options -> Data.IORef.IORef VerifierState.VState
-> FlatCurry.Annotated.Types.AFuncDecl FlatCurry.Types.TypeExpr
-> Prelude.IO (FlatCurry.Annotated.Types.AFuncDecl FlatCurry.Types.TypeExpr)
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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
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