Igor’s Tip of the Week #150: Extract function

When you open a decompilable file in IDA, you get this somewhat mysterious item in the Help menu:

And if you invoke it, it shows an even more mysterious dialog:

So, what is it and when it is useful?

Originally this feature was added to the decompiler to make decompiler bug reporting easier: oftentimes. a decompiler issue cannot really be reproduced or debugged without having the original database. However, in some cases sharing the whole database is impractical or impossible: …

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