Information the compiler gathers about your code when you compile with the -g debug option.
Quantify requires debug data to collect line-level performance data and display annotated source. Without debug data, Quantify can collect only function-level performance data.
2. What is quantify debugging?
When using Purify, Quantify or PureCoverage, you get a varying amount of information from the tool depending on the level of instrumentation for your modules.