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-rw-r--r--haddock-api/src/Haddock/Convert.hs4
1 files changed, 2 insertions, 2 deletions
diff --git a/haddock-api/src/Haddock/Convert.hs b/haddock-api/src/Haddock/Convert.hs
index 2c88dca6..00a90e97 100644
--- a/haddock-api/src/Haddock/Convert.hs
+++ b/haddock-api/src/Haddock/Convert.hs
@@ -390,13 +390,13 @@ synifyKindSig :: Kind -> LHsKind Name
synifyKindSig k = synifyType WithinType k
synifyInstHead :: ([TyVar], [PredType], Class, [Type]) -> InstHead Name
-synifyInstHead (tyvars, preds, cls, types) = InstHead
+synifyInstHead (_, preds, cls, types) = InstHead
{ ihdClsName = getName cls
, ihdKinds = map (unLoc . synifyType WithinType) ks
, ihdTypes = map (unLoc . synifyType WithinType) ts
, ihdInstType = ClassInst
{ clsiCtx = map (unLoc . synifyType WithinType) preds
- , clsiTyVars = synifyTyVars tyvars
+ , clsiTyVars = synifyTyVars $ classTyVars cls
, clsiSigs = map synifyClsIdSig $ classMethods cls
}
}