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Checkpoint — Build Reasoning

beginner8 min readLesson 189 of 204

One graded challenge: reimplement the config contract so every static_assert in the test passes by construction.

What you must be able to do

Answer build questions from inside the code, with capability markers, so that a fixed-flags compile of your file proves the answers. This is the skill CI config, sanitizer-gated code paths, and versioned ABIs are all built on.