Put docs into versioned directory names; fixes trac #3532

[ghc-hetmet.git] / compiler / simplCore / SimplEnv.lhs

diff --git a/compiler/simplCore/SimplEnv.lhs b/compiler/simplCore/SimplEnv.lhs
index c10ad90..b6f2fbf 100644 (file)
--- a/compiler/simplCore/SimplEnv.lhs
+++ b/compiler/simplCore/SimplEnv.lhs
@@ -10,7 +10,7 @@ module SimplEnv (
         InCoercion, OutCoercion,
 
        -- The simplifier mode
-       setMode, getMode, 
+       setMode, getMode, updMode,
 
        -- Switch checker
        SwitchChecker, SwitchResult(..), getSwitchChecker, getSimplIntSwitch,
@@ -206,8 +206,8 @@ seIdSubst:
 
 
 \begin{code}
-mkSimplEnv :: SimplifierMode -> SwitchChecker -> SimplEnv
-mkSimplEnv mode switches
+mkSimplEnv :: SwitchChecker -> SimplifierMode -> SimplEnv
+mkSimplEnv switches mode
   = SimplEnv { seChkr = switches, seCC = subsumedCCS, 
               seMode = mode, seInScope = emptyInScopeSet, 
               seFloats = emptyFloats,
@@ -225,10 +225,13 @@ getMode env = seMode env
 setMode :: SimplifierMode -> SimplEnv -> SimplEnv
 setMode mode env = env { seMode = mode }
 
+updMode :: (SimplifierMode -> SimplifierMode) -> SimplEnv -> SimplEnv
+updMode upd env = env { seMode = upd (seMode env) }
+
 inGentleMode :: SimplEnv -> Bool
 inGentleMode env = case seMode env of
-                       SimplGently -> True
-                       _other      -> False
+                       SimplGently {} -> True
+                       _other         -> False
 
 ---------------------
 getEnclosingCC :: SimplEnv -> CostCentreStack