Add {-# OPTIONS_GHC -w #-} and some blurb to all compiler modules

7 files changed, 49 insertions, 0 deletions

diff --git a/compiler/prelude/ForeignCall.lhs b/compiler/prelude/ForeignCall.lhs
index 2f44e05e1a..15c48a907e 100644
--- a/compiler/prelude/ForeignCall.lhs
+++ b/compiler/prelude/ForeignCall.lhs
@@ -4,6 +4,13 @@
 \section[Foreign]{Foreign calls}
 
 \begin{code}
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
 module ForeignCall (
 	ForeignCall(..),
 	Safety(..), playSafe, playThreadSafe,
diff --git a/compiler/prelude/PrelInfo.lhs b/compiler/prelude/PrelInfo.lhs
index 939c496e9b..1dcf2b8143 100644
--- a/compiler/prelude/PrelInfo.lhs
+++ b/compiler/prelude/PrelInfo.lhs
@@ -4,6 +4,13 @@
 \section[PrelInfo]{The @PrelInfo@ interface to the compiler's prelude knowledge}
 
 \begin{code}
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
 module PrelInfo (
 	module MkId,
 
diff --git a/compiler/prelude/PrelNames.lhs b/compiler/prelude/PrelNames.lhs
index 6c4a335b30..84d09d146b 100644
--- a/compiler/prelude/PrelNames.lhs
+++ b/compiler/prelude/PrelNames.lhs
@@ -36,6 +36,13 @@ Nota Bene: all Names defined in here should come from the base package
 
 
 \begin{code}
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
 module PrelNames (
 	Unique, Uniquable(..), hasKey, 	-- Re-exported for convenience
 
diff --git a/compiler/prelude/PrelRules.lhs b/compiler/prelude/PrelRules.lhs
index a03aff2e8e..864c995e71 100644
--- a/compiler/prelude/PrelRules.lhs
+++ b/compiler/prelude/PrelRules.lhs
@@ -15,6 +15,13 @@ ToDo:
 
 {-# OPTIONS -optc-DNON_POSIX_SOURCE #-}
 
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
 module PrelRules ( primOpRules, builtinRules ) where
 
 #include "HsVersions.h"
diff --git a/compiler/prelude/PrimOp.lhs b/compiler/prelude/PrimOp.lhs
index dae8bee840..136dacedb5 100644
--- a/compiler/prelude/PrimOp.lhs
+++ b/compiler/prelude/PrimOp.lhs
@@ -4,6 +4,13 @@
 \section[PrimOp]{Primitive operations (machine-level)}
 
 \begin{code}
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
 module PrimOp (
 	PrimOp(..), allThePrimOps,
 	primOpType, primOpSig,
diff --git a/compiler/prelude/TysPrim.lhs b/compiler/prelude/TysPrim.lhs
index 6206718d88..dfdb2a56d0 100644
--- a/compiler/prelude/TysPrim.lhs
+++ b/compiler/prelude/TysPrim.lhs
@@ -4,6 +4,13 @@
 \section[TysPrim]{Wired-in knowledge about primitive types}
 
 \begin{code}
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
 module TysPrim(
 	alphaTyVars, betaTyVars, alphaTyVar, betaTyVar, gammaTyVar, deltaTyVar,
 	alphaTy, betaTy, gammaTy, deltaTy,
diff --git a/compiler/prelude/TysWiredIn.lhs b/compiler/prelude/TysWiredIn.lhs
index 278e333ce4..812a00ccc6 100644
--- a/compiler/prelude/TysWiredIn.lhs
+++ b/compiler/prelude/TysWiredIn.lhs
@@ -10,6 +10,13 @@ This module tracks the ``state interface'' document, ``GHC prelude:
 types and operations.''
 
 \begin{code}
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
 module TysWiredIn (
 	wiredInTyCons,