Protect against invalid access to empty selected segment. #235
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The crash may happen since we always assume selectedWords is non empty when "selected". This may not be the case if precondition is wrong or due to bug in libime. Try a more defensive approach instead.
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The crash may happen since we always assume selectedWords is non empty
when "selected". This may not be the case if precondition is wrong or
due to bug in libime. Try a more defensive approach instead.