diff options
author | Ben Gamari <ben@smart-cactus.org> | 2020-04-17 20:16:37 +0000 |
---|---|---|
committer | Ben Gamari <ben@smart-cactus.org> | 2020-04-17 20:16:37 +0000 |
commit | 0040f7ccaeb8a0f6945662c805eaa6c4bcc2023c (patch) | |
tree | d628f91a9275c7337c2623e69c4fd9ebe9ea82bf | |
parent | a93331768f9a8e67df77184ced0a89b7263132b2 (diff) | |
download | haskell-0040f7ccaeb8a0f6945662c805eaa6c4bcc2023c.tar.gz |
Fix warnings
-rw-r--r-- | compiler/GHC/Core/Op/Simplify.hs | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/compiler/GHC/Core/Op/Simplify.hs b/compiler/GHC/Core/Op/Simplify.hs index a3d75297d2..06a60968be 100644 --- a/compiler/GHC/Core/Op/Simplify.hs +++ b/compiler/GHC/Core/Op/Simplify.hs @@ -51,7 +51,6 @@ import GHC.Core.FVs ( mkRuleInfo ) import GHC.Core.Rules ( lookupRule, getRules ) import GHC.Types.Basic ( TopLevelFlag(..), isNotTopLevel, isTopLevel, RecFlag(..), Arity ) -import GHC.Types.Unique ( hasKey ) import PrelNames ( keepAliveIdKey ) import MonadUtils ( mapAccumLM, liftIO ) import GHC.Types.Var ( isTyCoVar ) @@ -1906,14 +1905,11 @@ rebuildCall env (ArgInfo { ai_fun = fun, ai_args = rev_args }) cont , TyArg {as_arg_ty=arg_ty} , TyArg {as_arg_ty=arg_rep} ] <- rev_args + -- Extract type of second component of (# State# RealWorld, a #) + , Just (_, [_, _, _, ty']) <- splitTyConApp_maybe (contResultType cont) = do { (env', f_arg) <- simplLamBndr (zapSubstEnv env) f_arg ; f_body' <- simplExprC env' f_body cont ; let f' = Lam f_arg f_body' - -- Extract type of second component of (# State# RealWorld, a #) - ty' = case splitTyConApp_maybe (contResultType cont) of - Just (tc, [_, _, _, ty]) -> ty - Nothing -> panic "rebuildCall: Malformed (#,#) type" - ; let call' = mkApps (Var fun) [ mkTyArg arg_rep, mkTyArg arg_ty , mkTyArg (getRuntimeRep ty'), mkTyArg ty' |