On Tue, Nov 8, 2011 at 15:31, Daniel Fischer wrote:
Often this is because they compiled their programme without optimisations,
simply recompiling with -O or -O2 yields a decently performing programme.

So I wonder, should ghc compile with -O1 by default?
What would be the downsides?

Previous discussion on this topic:
http://thread.gmane.org/gmane.comp.lang.haskell.glasgow.user/18540

Regards,
Sean