(no subject)

Yu Chen chenyu@mail.gime.com
Mon, 26 Nov 2001 05:46:48 -0500

   i've found the reason with someone's help. it is because i used
"%code" instead of "safecode" in the gc file where i did callback.


---------- Original Message ----------------------------------
From: "Simon Marlow" <simonmar@microsoft.com>
Date: Mon, 26 Nov 2001 09:42:39 -0000

>>     i use green-card with ghc's FFI export to sth like
>>       Haskell  -----> C ------> Haskell
>>     the program is just arithmatic operations. the program "seg fault"
>> in the callback from C to Haskell. anyone whether it is a bug?
>There aren't any known bugs, but there are many known pitfalls.  You'll
>need to give us more information, at least: the code that causes the
>crash (preferably a small example), the exact GHC command lines used to
>compile it, your GHC version, your machine and OS version.