https://roboco.io/en/tags/cpp/ Recent content in Cpp on ROBOCO Hugo en-us Fri, 16 Oct 2026 10:00:00 +0900 https://roboco.io/en/posts/legacy-cpp-vibe-coding-modernization/ Fri, 16 Oct 2026 10:00:00 +0900 https://roboco.io/en/posts/legacy-cpp-vibe-coding-modernization/ <blockquote> <p>Agents struggle with legacy C/C++ not because the code is complex, but because they have no way to check whether what they did is correct. The first investment in modernization is not a language migration but a verification environment.</p> </blockquote> <figure><img src="https://roboco.io/posts/images/Dohyun.png"><figcaption> <h4>Dohyun Jung - Principal Consultant, ROBOCO</h4> </figcaption> </figure> <hr> <p>When I consult on vibe coding adoption, I often hear the same complaint: &ldquo;Our project is too complex. The agent can&rsquo;t do what we ask it to do.&rdquo; At first, I assumed the cause was a specialized domain or poorly written prompts. But as the cases piled up, a common thread emerged. Most of the teams saying this were working on <strong>C/C++ codebases more than 20 years old</strong>.</p>