[Haskell-beginners] exceptions and stacks

Emmanuel Touzery etouzery at gmail.com
Tue Nov 6 20:34:50 CET 2012

well it certainly requires will to build with profiling.
i had to reinstall all my cabal packages with profiling enabled, which i
finally managed to do now..

and now it tells me:
ghc -prof -auto-all Prog.hs

    Dynamic linking required, but this is a non-standard build (eg. prof).
    You need to build the program twice: once the normal way, and then
    in the desired way using -osuf to set the object file suffix.

Ah well.. I'll fight some more with this later. Not exactly "out of the


On Tue, Nov 6, 2012 at 1:02 PM, Ozgur Akgun <ozgurakgun at gmail.com> wrote:

> Hi Emmanuel,
> It is indeed good practice to write total programs in general. However, I
> understand the need for stack traces in practice.
> There are some slides by Simon Marlow on the issue, ironically using your
> example in the title.
> In short: check the -xc flag in
> http://www.haskell.org/ghc/docs/7.0.1/html/users_guide/runtime-control.html
> Hope this helps,
> Ozgur
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