[Haskell-cafe] Re: Memory usage outside of the Haskell heap

[Joel Reymont]

Is there a way to tell ghc to use a debug version of the malloc  
library when building? Can I just pass in -lmalloc_debug or something  
like that?

On Nov 5, 2005, at 12:18 PM, Joel Reymont wrote:

> Folks,
>
> How can I profile memory usage outside of the Haskell heap? I'm  
> using FastStrings for everything and some folks on #haskell suspect  
> it might be causing my problems.
>
> hGet :: Handle -> Int -> IO FastString
> hGet _ 0 = return empty
> hGet h i = do fp <- mallocForeignPtr i
>               l  <- withForeignPtr fp $ \p-> hGetBuf h p i
>               return $ PS fp 0 l

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