deRefStablePtr exception?

Simon Marlow simonmar at
Wed Jun 12 06:42:31 EDT 2002

> What exception does deRefStablePtr raise when handed an invalid 
> pointer such as 0?

That's a good point, I don't think it has any error checking at all.  Of
course the only way to get an invalid stable pointer is by calling
freeStablePointer on a valid one, or by using the FFI.

Nevertheless, deRefStablePtr should raise an exception when it finds an
invalid stable pointer.


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