[Haskell-cafe] Re: GHC optimization issue

[Joel Reymont]

How expensive is a GHC function call?

How do I make a decision whether to specialize or to inline?

On Dec 22, 2005, at 10:06 PM, Simon Peyton-Jones wrote:

> (Brief because I'm at home.)
>
> Use INLINE (alone) to include swap at its call sites.  (That gives
> perfect per-call-site specialisation.)
>
> Use SPECIALISE (alone) to make a specialised copy of swap, which is  
> then
> not duplicated at each call site, but instead is called.

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