(C++) helgrind helgrind is a tool, part of valgrind, that is 'a thread debugger which finds data races in multithreaded programs' [1]. travis_qmake_gcc_cpp98_helgrind travis_qmake_gcc_cpp11_helgrind travis_qmake_gcc_cpp14_helgrind Example 1: two counting threads Example 2: two counting threads using std::mutex Example 3: Hello Wt External links valgrind homepage References [1] valgrind tools page