Turn libffi into a Haskell package

[ghc-hetmet.git] / compiler / ghc.cabal.in

diff --git a/compiler/ghc.cabal.in b/compiler/ghc.cabal.in
index 7596dde..deca837 100644 (file)
--- a/compiler/ghc.cabal.in
+++ b/compiler/ghc.cabal.in
@@ -88,14 +88,16 @@ Library
     Extensions: CPP, MagicHash, UnboxedTuples, PatternGuards,
                 ForeignFunctionInterface, EmptyDataDecls,
                 TypeSynonymInstances, MultiParamTypeClasses,
-                FlexibleInstances, Rank2Types, ScopedTypeVariables
+                FlexibleInstances, Rank2Types, ScopedTypeVariables,
+                DeriveDataTypeable
 
     Include-Dirs: . parser utils
 
     if flag(stage1)
         Include-Dirs: stage1
-       if impl(ghc < 6.9)
-           Extensions: PatternSignatures
+        if impl(ghc < 6.9)
+            Build-Depends: extensible-exceptions
+            Extensions: PatternSignatures
     else
         Include-Dirs: stage2plus
     Install-Includes: HsVersions.h, ghc_boot_platform.h