#include "HsVersions.h"
-import DynFlags ( DynFlag(..), GhcMode(..), DynFlags(..) )
+import DynFlags
import HsSyn ( IE(..), ieName, ImportDecl(..), LImportDecl,
ForeignDecl(..), HsGroup(..), HsValBinds(..),
Sig(..), collectHsBindLocatedBinders, tyClDeclNames,
(source, ordinary) = partition is_source_import imports
is_source_import (L _ (ImportDecl _ is_boot _ _ _)) = is_boot
+ ifOptM Opt_WarnImplicitPrelude (
+ when (notNull prel_imports) $ addWarn (implicitPreludeWarn)
+ )
+
stuff1 <- mapM (rnImportDecl this_mod) (prel_imports ++ ordinary)
stuff2 <- mapM (rnImportDecl this_mod) source
let (decls, rdr_env, imp_avails) = combine (stuff1 ++ stuff2)
-- written "module Main where ..."
-- Reason: don't want to complain about 'main' not in scope
-- in interactive mode
- ; ghc_mode <- getGhcMode
+ ; dflags <- getDOpts
; let real_exports
- | explicit_mod = exports
- | ghc_mode == Interactive = Nothing
+ | explicit_mod = exports
+ | ghcLink dflags == LinkInMemory = Nothing
| otherwise = Just ([noLoc (IEVar main_RDR_Unqual)])
-- ToDo: the 'noLoc' here is unhelpful if 'main'
-- turns out to be out of scope
moduleDeprec mod txt
= sep [ ptext SLIT("Module") <+> quotes (ppr mod) <+> ptext SLIT("is deprecated:"),
nest 4 (ppr txt) ]
+
+implicitPreludeWarn
+ = ptext SLIT("Module `Prelude' implicitly imported")
\end{code}