John Meacham wrote: > Here are jhc's timings for the same programs on my machine. gcc and ghc > both used -O3 and jhc had its full standard optimizations turned on. > > jhc: > ./hs.out 5.12s user 0.07s system 96% cpu 5.380 total > > gcc: > ./a.out 5.58s user 0.00s system 97% cpu 5.710 total > > ghc: > ./try 31.11s user 0.00s system 96% cpu 32.200 total > > > As you can see, jhc shines at this example, actually beating gcc -O3. It > isn't too surprising, this is exactly the sort of haskell code that jhc > excels at.
What's the property of that code which makes jhc excels in it? What makes ghc perform so poorly in comparison? _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe