------- Additional Comments From schlie at comcast dot net  2005-02-17 23:37 
-------
(In reply to comment #2)
> The problem is that we reset TREE_OVERFLOW:

It would seem it overflows incremented, and underflow's decremented,
only a terminal non-zero count would represent an over/underflow for
addition/subtraction, (as an intermediate over/underflow is not observable)?


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19978

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