...
- These are, in general, valid (albeit unlikely) data values.
- Making such tests requires detailed knowledge of the various error returns for each math function.
- There are three multiple different result possibilities , -aside from
HUGE_VAL
, and0
, andHUGE_VAL
, and you must know which are possible in each case. - Different versions of the library have differed in their error-return behavior.
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