Broken ghc-7.0.3/vector combination?

[Daniel Fischer]

On Thursday 21 April 2011 17:18:47, Chris Kuklewicz wrote:
> I tried "ghc --make -fforce-recomp simpleTest.hs" with -O0 and -O1 and
> -O2 on OS X with 64-bit ghc-7.0.3
> 
> All versions ran without printing errors.

I seem to recall that GHC produces sse2 code on x86_64. If that's correct, 
the effect probably won't be reproducible on that architecture, since it 
doesn't occur with -msse2 on x86 either (well, at least on my machine).