Common subexpressions are not optimized to single one?
ddarius at hotpop.com
Tue Dec 2 22:58:38 EST 2003
On Wed, 3 Dec 2003 03:29:14 +0900
Koji Nakahara <yu- at div.club.ne.jp> wrote:
> I want to use some C functions from haskell each of which is not pure
> but the result of their sequential combination is pure. I'm planning
> to write some functions like g above(but more complex and actually
> pure) and considering the optimization of the code using them.
Then you should write it monadically, then unsafePerformIO the result,
you shouldn't rely on the compiler performing (or not performing) an
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