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-rw-r--r--compiler/GHC/Parser/Header.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/GHC/Parser/Header.hs b/compiler/GHC/Parser/Header.hs
index 7a60830d34..52a98d86dc 100644
--- a/compiler/GHC/Parser/Header.hs
+++ b/compiler/GHC/Parser/Header.hs
@@ -55,6 +55,7 @@ import GHC.Data.StringBuffer
import GHC.Data.Maybe
import GHC.Data.Bag (Bag, isEmptyBag )
import GHC.Data.FastString
+import qualified GHC.Data.Strict as Strict
import Control.Monad
import System.IO
@@ -347,7 +348,7 @@ toArgs starting_loc orig_str
advance_src_loc_many = foldl' advanceSrcLoc
locate :: RealSrcLoc -> RealSrcLoc -> a -> Located a
- locate begin end x = L (RealSrcSpan (mkRealSrcSpan begin end) Nothing) x
+ locate begin end x = L (RealSrcSpan (mkRealSrcSpan begin end) Strict.Nothing) x
toArgs' :: RealSrcLoc -> String -> Either String [Located String]
-- Remove outer quotes: