X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fiface%2FLoadIface.lhs;h=e92a160b3cafed9a571afe22d179684ca0e0157c;hb=edc0bafd3fcd01b85a2e8894e5dfe149eb0e0857;hp=3a4cfe539580e856e552234927fbf3b7d326931c;hpb=328681951873b54dade3d0ecef2bea9bf97fff29;p=ghc-hetmet.git

diff --git a/compiler/iface/LoadIface.lhs b/compiler/iface/LoadIface.lhs
index 3a4cfe5..e92a160 100644
--- a/compiler/iface/LoadIface.lhs
+++ b/compiler/iface/LoadIface.lhs
@@ -31,7 +31,7 @@ import TcRnMonad
 
 import PrelNames
 import PrelInfo
-import PrelRules
+import MkId	( seqId )
 import Rules
 import Annotations
 import InstEnv
@@ -42,7 +42,7 @@ import Module
 import Maybes
 import ErrUtils
 import Finder
-import LazyUniqFM
+import UniqFM
 import StaticFlags
 import Outputable
 import BinIface
@@ -257,6 +257,7 @@ loadInterface doc_str mod from
                }
 
 	; updateEps_  $ \ eps -> 
+           if elemModuleEnv mod (eps_PIT eps) then eps else
 	    eps { 
 	      eps_PIT          = extendModuleEnv (eps_PIT eps) mod final_iface,
 	      eps_PTE          = addDeclsToPTE   (eps_PTE eps) new_eps_decls,