line 70 doesn't compile in Pipeline if base is not 4.6.0

[VictorDenisov]

The problem is that if base is not 4.6.0 then

mkWeakMVar is defined as

mkWeakMVar :: MVar a -> IO () -> IO ()
mkWeakMVar = addMVarFinalizer

and line 70: _ <- mkWeakMVar

is incorrect then.

[knsd]

Hello, Victor. Can you please provide full trace?

[VictorDenisov]

victor@victor-alto:~/projects/haskell/moe$ cabal install mongoDB Resolving dependencies... Configuring mongoDB-1.4.2... Building mongoDB-1.4.2... Preprocessing library mongoDB-1.4.2...

System/IO/Pipeline.hs:5:14: Warning: -XRecursiveDo is deprecated: use -XDoRec or pragma {-# LANGUAGE DoRec #-} instead [1 of 8] Compiling System.IO.Pool ( System/IO/Pool.hs, dist/build/System/IO/Pool.o ) [2 of 8] Compiling System.IO.Pipeline ( System/IO/Pipeline.hs, dist/build/System/IO/Pipeline.o )

System/IO/Pipeline.hs:70:17: parse error on input `let' Failed to install mongoDB-1.4.2 cabal: Error: some packages failed to install: mongoDB-1.4.2 failed during the building phase. The exception was: ExitFailure 1

[VictorDenisov]

My version of base package is 4.5.0

[knsd]

Thanks, Victor. Working version already at Hackage.

[VictorDenisov]

Thanks for the quick response.