http://d.puremagic.com/issues/show_bug.cgi?id=4694


Stewart Gordon <s...@iname.com> changed:

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--- Comment #3 from Stewart Gordon <s...@iname.com> 2011-06-10 12:21:59 PDT ---
(In reply to comment #2)
> The main question, however, is whether
> Walter would ever even considering it, since one, he hates warnings, and two,
> this involves code flow analysis which he generally avoids.

Does picking out the most trivial cases constitute control flow analysis?

Cases where the variable isn't in a loop contained within the variable's scope
and is not referenced at all between the assignment and the end of the scope
certainly ought to be spotted.

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