Fix DEBUG build

diff --git a/compiler/basicTypes/Unique.lhs b/compiler/basicTypes/Unique.lhs
index 36a5352..4028786 100644 (file)
--- a/compiler/basicTypes/Unique.lhs
+++ b/compiler/basicTypes/Unique.lhs
@@ -54,6 +54,9 @@ import BasicTypes
 import FastTypes
 import FastString
 import Outputable
+#ifdef DEBUG
+import StaticFlags     ( opt_SuppressUniques )
+#endif
 
 #if defined(__GLASGOW_HASKELL__)
 --just for implementing a fast [0,61) -> Char function