diff options
Diffstat (limited to 'compiler/utils/FastString.lhs')
| -rw-r--r-- | compiler/utils/FastString.lhs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/compiler/utils/FastString.lhs b/compiler/utils/FastString.lhs index 62bc5d5edf..29c7788c2f 100644 --- a/compiler/utils/FastString.lhs +++ b/compiler/utils/FastString.lhs @@ -103,7 +103,12 @@ import Data.IORef ( IORef, newIORef, readIORef, writeIORef ) import Data.Maybe ( isJust ) import Data.Char ( ord ) -import GHC.IOBase ( IO(..) ) +#if __GLASGOW_HASKELL__ >= 611 +import GHC.IO ( IO(..) ) +#else +import GHC.IOBase ( IO(..) ) +#endif + import GHC.Ptr ( Ptr(..) ) #if defined(__GLASGOW_HASKELL__) import GHC.Base ( unpackCString# ) |