[GHC] #683: RULES for recursive functions don't work properly
Bulat Ziganshin
bulatz at HotPOP.com
Tue Feb 7 13:36:37 EST 2006
Hello GHC,
Tuesday, February 07, 2006, 8:03:49 PM, you wrote:
G> someone mentioned to me that this expression:
G> mapM_ action [n..m]
G> isn't being optimised properly, so I thought I'd look into it. Sure
may be, what's me :) i use specially written function as faster
version of this idiom and suggested Simon Marlow to substitute "mapM
[n..m]" with call to my function using RULE mechanism
--
Best regards,
Bulat mailto:bulatz at HotPOP.com
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