The battle against concurrency bugs poses a serious challenge to C++ developers. The problem is exacerbated by the advent of multi-core and many-core architectures. To cope with the increasing complexity of multithreaded software, it is essential to employ better tools and processes to help developers adhere to proper locking discipline. In this blog post, we’ll walk through a completely rejuvenated Concurrency Code Analysis toolset we are shipping with Visual Studio 2019 Preview 2.