RE: deeqSeq proposal

On 30 March 2006 23:12, Andy Gill wrote:

Implementation:

deepSeq (RAW_CONS ... fields ) = if == True then return /* hey, we've already deepSeq'd this */ else set to True. deepSeq (field_1) ... deepSeq (field_n) deepSEQ (REF/MVAR...) = return

So deepSeq doesn't return _|_ when passed a cyclic structure? This is a bad idea, because it lets you distinguish cyclic structures from infinite ones. deepSeq has to behave like a function, regardless of its implementation. Cheers, Simon