[project @ 1997-06-05 09:22:00 by sof]

Do not use loop breaker modules with 2.0x

diff --git a/ghc/compiler/types/TyCon.lhs b/ghc/compiler/types/TyCon.lhs
index 0dea89f..0608ba5 100644 (file)
--- a/ghc/compiler/types/TyCon.lhs
+++ b/ghc/compiler/types/TyCon.lhs
@@ -40,6 +40,7 @@ module TyCon(
 
 CHK_Ubiq()     -- debugging consistency check
 
+#if defined(__GLASGOW_HASKELL__) && __GLASGOW_HASKELL__ <= 201
 IMPORT_DELOOPER(TyLoop) ( SYN_IE(Type), GenType,
                          SYN_IE(Class), GenClass,
                          SYN_IE(Id), GenId,
@@ -47,6 +48,13 @@ IMPORT_DELOOPER(TyLoop) ( SYN_IE(Type), GenType,
                          tupleCon, isNullaryDataCon, idType
                          --LATER: specMaybeTysSuffix
                        )
+#else
+import {-# SOURCE #-} Type  ( Type  )
+import {-# SOURCE #-} Class ( Class )
+import {-# SOURCE #-} Id    ( Id, isNullaryDataCon, idType )
+import {-# SOURCE #-} Type  ( splitSigmaTy, splitFunTy  )
+import {-# SOURCE #-} TysWiredIn ( tupleCon )
+#endif
 
 import BasicTypes      ( SYN_IE(Arity), NewOrData(..) )
 import TyVar           ( GenTyVar, alphaTyVars, alphaTyVar, betaTyVar, SYN_IE(TyVar) )