● Creator of Cppcheck ○ Cppcheck looks for bugs in your C/C++ code ● Live in Sweden ● Have worked professionally with C/C++ for almost 20 years What we learned from 17 years of Cppcheck development Chronological walk through ● Learnings What we learned from 17 years of Cppcheck development Daniel MarjamäkiBefore I started Cppcheck ● Feeling that quality was not very good ● Our compilers would not we learned from 17 years of Cppcheck development Daniel MarjamäkiHobby project preconditions ● Time ● Knowledge ● Perseverance What we learned from 17 years of Cppcheck development Daniel MarjamäkiPlanning

C/C++代码逻辑受编 译参数深度控制 源代码索引和统计 提升开源静态分析工 具分析质量 提高分析质量  测试项目 glog （谷歌的日志项目）, 17个源文件。  cppcheck不带编译分析： 111个分析报告  cppcheck带编译分析： 280个分析报告 111 280 0 50 100 150 200 250 300 不编译 编译 报告数  编译流程融合静态分析

https://clang-analyzer.llvm.org clang-tidy https://clang.llvm.org/extra/clang-tidy Cppcheck https://github.com/danmar/cppcheck PVS-Studio https://pvs-studio.comDynamic analysis Compiler Linker Primary Source

debugging and analysis tools • Your C++ compiler (warnings) • Static code analysis tools (coverity, cppcheck, ...) • Interactive debuggers (gdb, lldb, msvc, udb, ...) • Time-travel debuggers (gdb, rr, liverecorder tools at your disposal • Enable C++ compiler warnings • Static code analysis tools (coverity, cppcheck, ...) • Interactive debuggers (gdb, lldb, msvc, udb, ...) • Time-travel debuggers (gdb, rr, liverecorder

on-the-fly syntax checking for Emacs elpa-relint V:0, I:0 147 Emacs Lisp regexp mistake finder cppcheck-gui V:0, I:1 6941 tool for static C/C++ code analysis (GUI) shellcheck V:2, I:12 18987 lint tool

语法检查利器 elpa-flycheck V:0, I:1 808 Emacs 现代实时语法检查 elpa-relint V:0, I:0 147 Emacs Lisp 正则错误发现器 cppcheck-gui V:0, I:1 6941 静态 C/C++ 代码分析工具 (GUI) shellcheck V:2, I:12 18987 shell 脚本的 lint 工具 pyflakes3

Syntaxprüfung für Emacs elpa-relint V:0, I:0 147 Fehlersuche mittels Regexp für Emacs-Lisp-Dateien cppcheck-gui V:0, I:1 7224 Werkzeug für die statische C/C++-Code-Analyse (GUI) shellcheck V:2, I:13 18987

on-the-fly syntax checking for Emacs elpa-relint V:0, I:0 147 Emacs Lisp regexp mistake finder cppcheck-gui V:0, I:1 7224 tool for static C/C++ code analysis (GUI) shellcheck V:2, I:13 18987 lint tool

moderno per Emacs elpa-relint V:0, I:0 147 strumento per trovare errori in regexp per Emacs Lisp cppcheck-gui V:0, I:1 7224 strumento per l’analisi statica del codice C/C++ (GUI) shellcheck V:2, I:13 18987

sintáctica sobre la marcha para Emacs elpa-relint V:0, I:0 147 Buscador de errores regexp de Emacs Lisp cppcheck-gui V:0, I:1 7224 herramientra para el análisis de código C/C++ (GUI) shellcheck V:2, I:13 18987