X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=Data%2FComplex.hs;fp=Data%2FComplex.hs;h=9ea8a413c58c139bd41a41a4c9ff8082bea04dee;hb=4475dcabbc206d1cf0fc3fee88f600a4791d948c;hp=9765edafa018d16084db245cbc262adc6c5bafc5;hpb=7b7fc46fd296030068c6682b37c028656fdf4a55;p=ghc-base.git

diff --git a/Data/Complex.hs b/Data/Complex.hs
index 9765eda..9ea8a41 100644
--- a/Data/Complex.hs
+++ b/Data/Complex.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP, DeriveDataTypeable #-}
+#ifdef __GLASGOW_HASKELL__
+{-# LANGUAGE StandaloneDeriving #-}
+#endif
 
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