X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypecheck%2FTcRnTypes.lhs;h=a91e95e377ae504e9ef2aa82ada65bd88b209670;hb=e7dfa0c0430f77010dd41786d68615d19fc0e9fe;hp=c011d20e6918b62a19e6f44b0fac7773061cfdf9;hpb=1e436f2bb208a6c990743afaf17b7c2a93c31742;p=ghc-hetmet.git

diff --git a/compiler/typecheck/TcRnTypes.lhs b/compiler/typecheck/TcRnTypes.lhs
index c011d20..a91e95e 100644
--- a/compiler/typecheck/TcRnTypes.lhs
+++ b/compiler/typecheck/TcRnTypes.lhs
@@ -247,8 +247,12 @@ data TcGblEnv
 	tcg_fords     :: [LForeignDecl Id], -- ...Foreign import & exports
 
 	tcg_doc_hdr   :: Maybe LHsDocString, -- ^ Maybe Haddock header docs
-        tcg_hpc :: AnyHpcUsage -- ^ @True@ if any part of the prog uses hpc
-                               -- instrumentation.
+        tcg_hpc       :: AnyHpcUsage,        -- ^ @True@ if any part of the
+                                             --  prog uses hpc instrumentation.
+
+        tcg_main      :: Maybe Name          -- ^ The Name of the main
+                                             -- function, if this module is
+                                             -- the main module.
     }
 
 data RecFieldEnv