[Haskell-cafe] GHC needs a 64 bit machine to be fast?

Roel van Dijk vandijk.roel at gmail.com
Wed Apr 8 06:21:56 EDT 2009

> Suspiciously, "ghc -O2  --make" is almost as fast at 24.438s (6.10.2)

You have to be careful when recompiling with a different -O setting
that you first remove all intermediate files (.o and .hi). I think
that GHC only looks at the source to determine which files need to be
compiled and not at any settings.

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