On Tue, Feb 26, 2008 at 10:50:56AM -0800, Tim Chevalier wrote:
> Hi all,
> 
> I've been wondering whether the Core Lint pass  (that is, what gets
> invoked when you run GHC with -dcore-lint) is a complete typechecker
> for Core. That is, as far as you know, is it possible to construct a
> Core AST that will pass Core Lint but segfault at runtime? I was
> fairly sure I had been able to do this in the past and that the Core
> Lint pass was not meant to be complete, but I'm not sure and can't
> find documentation either way.

You can write Haskell that passes core lint and crashes at runtime.

http://hackage.haskell.org/trac/ghc/ticket/1496

Stefan

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