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Disable environment reduction by default #1890

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Oct 26, 2021
Merged

Disable environment reduction by default #1890

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2 changes: 1 addition & 1 deletion src/Language/Haskell/Liquid/Constraint/ToFixpoint.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -60,7 +60,7 @@ fixConfig tgt cfg = def
, FC.rwTerminationCheck = rwTerminationCheck cfg
, FC.noLazyPLE = noLazyPLE cfg
, FC.fuel = fuel cfg
, FC.noEnvironmentReduction = noEnvironmentReduction cfg
, FC.noEnvironmentReduction = not (environmentReduction cfg)
, FC.inlineANFBindings = inlineANFBindings cfg
}

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6 changes: 6 additions & 0 deletions src/Language/Haskell/Liquid/UX/CmdLine.hs
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Expand Up @@ -434,6 +434,11 @@ config = cmdArgsMode $ Config {
= Nothing
&= help "Maximum fuel (per-function unfoldings) for PLE"

, environmentReduction
= def
&= explicit
&= name "environment-reduction"
&= help "perform environment reduction (disabled by default)"
, noEnvironmentReduction
= def
&= explicit
Expand Down Expand Up @@ -702,6 +707,7 @@ defConfig = Config
, skipModule = False
, noLazyPLE = False
, fuel = Nothing
, environmentReduction = False
, noEnvironmentReduction = False
, inlineANFBindings = False
}
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1 change: 1 addition & 0 deletions src/Language/Haskell/Liquid/UX/Config.hs
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Expand Up @@ -102,6 +102,7 @@ data Config = Config
, skipModule :: Bool -- ^ Skip this module entirely (don't even compile any specs in it)
, noLazyPLE :: Bool
, fuel :: Maybe Int -- ^ Maximum PLE "fuel" (unfold depth) (default=infinite)
, environmentReduction :: Bool -- ^ Perform environment reduction
, noEnvironmentReduction :: Bool -- ^ Don't perform environment reduction
, inlineANFBindings :: Bool -- ^ Inline ANF bindings.
-- Sometimes improves performance and sometimes worsens it.
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