eliminate a warning

[ghc-hetmet.git] / ghc / rts / ThreadLabels.c

diff --git a/ghc/rts/ThreadLabels.c b/ghc/rts/ThreadLabels.c
index 2856ae7..9b9f172 100644 (file)
--- a/ghc/rts/ThreadLabels.c
+++ b/ghc/rts/ThreadLabels.c
@@ -13,6 +13,8 @@
 
 #include <stdlib.h>
 
+#if defined(DEBUG)
+/* to the end */
 static HashTable * threadLabels = NULL;
 
 void
@@ -45,3 +47,4 @@ removeThreadLabel(StgWord key)
     stgFree(old);
   }  
 }
+#endif /* DEBUG */