Commit 7da3d30c authored by Simon Peyton Jones's avatar Simon Peyton Jones
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parent ca816c6d
......@@ -407,6 +407,9 @@ syntaxNameCtxt name orig ty tidy_env
getOverlapFlag :: Maybe OverlapMode -> TcM OverlapFlag
-- Construct the OverlapFlag from the global module flags,
-- but if the overlap_mode argument is (Just m),
-- set the OverlapMode to 'm'
getOverlapFlag overlap_mode
= do { dflags <- getDynFlags
; let overlap_ok = xopt Opt_OverlappingInstances dflags
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