Symbol tracking

Twisty maze of #includes
Is this field actually ever used?
What code uses this macro? (even indirectly)
Automatically spot useless fields
(Perl would give false positives)
Who calls this function?
Could this variable have smaller scope?

< #include diagrams
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Table of Contents | Page 5

YAPC 19101, June 2001
Code Analysis Tools
Nathan Torkington