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[ghc-hetmet.git] / compiler / iface / IfaceSyn.lhs

diff --git a/compiler/iface/IfaceSyn.lhs b/compiler/iface/IfaceSyn.lhs
index 44ce235..8786371 100644 (file)
--- a/compiler/iface/IfaceSyn.lhs
+++ b/compiler/iface/IfaceSyn.lhs
@@ -244,7 +244,7 @@ data IfaceLetBndr = IfLetBndr FastString IfaceType IfaceIdInfo
 
 Note [IdInfo on nested let-bindings]
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-Occasionally we want to preserve IdInfo on nested let bindings The one
+Occasionally we want to preserve IdInfo on nested let bindings. The one
 that came up was a NOINLINE pragma on a let-binding inside an INLINE
 function.  The user (Duncan Coutts) really wanted the NOINLINE control
 to cross the separate compilation boundary.
@@ -412,7 +412,11 @@ ifaceDeclSubBndrs (IfaceClass {ifCtxt = sc_ctxt, ifName = cls_occ,
     dcww_occ = mkDataConWorkerOcc dc_occ
     is_newtype = n_sigs + n_ctxt == 1                  -- Sigh 
 
-ifaceDeclSubBndrs _other = []
+ifaceDeclSubBndrs (IfaceSyn {ifName = tc_occ,
+                            ifFamInst = famInst})
+  = famInstCo famInst tc_occ
+
+ifaceDeclSubBndrs _ = []
 
 -- coercion for data/newtype family instances
 famInstCo Nothing  baseOcc = []