X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2FhsSyn%2FHsPat.lhs-boot;fp=compiler%2FhsSyn%2FHsPat.lhs-boot;h=5a8726fab923f570a457426e4c0856b23081af88;hp=d5b685c1f11d2ab10e2904e4ae8bf6fc020af3a7;hb=f278f0676579f67075033a4f9857715909c4b71e;hpb=ef6e8211dee59eb7fa80a242391b89b52bd57f80

diff --git a/compiler/hsSyn/HsPat.lhs-boot b/compiler/hsSyn/HsPat.lhs-boot
index d5b685c..5a8726f 100644
--- a/compiler/hsSyn/HsPat.lhs-boot
+++ b/compiler/hsSyn/HsPat.lhs-boot
@@ -2,6 +2,10 @@
 module HsPat where
 import SrcLoc( Located )
 
+import Data.Data
+
 data Pat i
 type LPat i = Located (Pat i)
+
+instance Data i => Data (Pat i)
 \end{code}