case unP parseHeader (mkPState buf loc dflags) of
PFailed span err -> parseError span err
POk pst rdr_module -> do
- let ms@(warns, errs) = getMessages pst
- logWarnings warns
+ let _ms@(_warns, errs) = getMessages pst
+ -- don't log warnings: they'll be reported when we parse the file
+ -- for real. See #2500.
+ ms = (emptyBag, errs)
+ -- logWarnings warns
if errorsFound dflags ms
then liftIO $ throwIO $ mkSrcErr errs
else
case rdr_module of
- L _ (HsModule mb_mod _ imps _ _ _ _) ->
+ L _ (HsModule mb_mod _ imps _ _ _) ->
let
main_loc = mkSrcLoc (mkFastString source_filename) 1 0
mod = mb_mod `orElse` L (srcLocSpan main_loc) mAIN_NAME