On Mon, 06 Jul 2015 18:50:12 +0530, Ravi Teja Darbha said: > Why would you use a macro to avoid code duplication?
The macro does end up putting code in each place it's used. However, the actual code is in one place rather than open-coded in multiple places that can diverge over time (somebody patching 2 of 3 instances, and missing 1, for example).
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