CppCast

Rob and JeanHeyd are joined by Aaron Ballman and Peter Brett, both members of the ISO C++ committee. They first talk about an extension for Visual Studio and Visual Code for visualizing struct layout and a blog post proposing a safer boolean type. Then they talk about Aaron and Peter about progress being made at virtual ISO meetings and the upcoming virtual Plenary meeting. News StructLayout Visual C++ Extension Fun with Concepts: Do You Even Lift, Bool? Meeting C++: My thoughts on "The... Community?" Links ISO C++ October 2020 Mailing P1787: Declarations and where to find them WG21 SG16 Unicode study group Editing the C Standard Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license PVS-Studio: analyzing pull requests in Azure DevOps using self-hosted agents Why it is important to apply static analysis for open libraries that you add to your project Use code JetBrainsForCppCast during checkout at JetBrains.com for a 25% discount

Rob and Jason are joined by Teresa Johnson from Google. They first discuss the Qt6 beta release and a blog post proposing range_ref, a lightweight view for ranges. Then they talk to Teresa about ThinLTO, the scalable and incremental Link Time Optimization built into LLVM. News Qt 6.0 Beta Released Range_ref Rob and Jason AMA Links ThinLTO CppCon 2017: Teresa Johnson "ThinLTO: Scalable and Incremental Link-Time Optimization" Meeting C++ 2020 - ThinLTO Whole Program Optimization: Past, Present and Future Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license PVS-Studio: analyzing pull requests in Azure DevOps using self-hosted agents Why it is important to apply static analysis for open libraries that you add to your project Use code JetBrainsForCppCast during checkout at JetBrains.com for a 25% discount

Rob and Jason are joined by Ben Deane from Quantlab. They first discuss the 11.0 update of Clang and an a blog post highlighting some of the smaller features that were added in C++17. They then talk to Ben about some of his recent CppCon talks including one on what we can learn from the history of programming languages and another on the ability to JIT C++ code. News Clang 11.0.0 is out 17 Smaller but Handy C++17 Features Links Careers at Quantlab Constructing Generic Algorithms: Principles and Practice - Ben Deane - CppCon 2020 Just-in-Time Compilation: The Next Big Thing? - Ben Deane & Kris Jusiak - CppCon 2020 How We Used To Be - Ben Deane - CppCon 2020 Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license PVS-Studio is now in Compiler Explorer! Free PVS-Studio for Students and Teachers Use code JetBrainsForCppCast during checkout at JetBrains.com for a 25% discount

Rob and Jason are joined by Lukács Berki and Julio Merino from Google's Bazel team. They discuss CppCon trip reports, the cpp subreddit and a video on C++ 20 Concepts. Then Lukács and Julio talk all about the advantages of Bazel and some of the key features of Google's open source build tool. News My favorite way to TDD CppCon Trip Reports r/cpp status update Concepts in C++20 Links Bazel Bazel on GitHub The final boss: Bazel's own JNI code

Rob and Jason are joined by Jens Weller from Meeting C++. They discuss a blog post on Immediately Invoked Function Expressions, a syntactic sugar library and JeanHeyd Meneid's blog and video about the C++ Community. Then they talk with Jens about the upcoming Meeting C++ conference, on line user groups and job fairs and more. News Coding Cards Technique: Immediately Invoked Function Expression for Metaprogramming SugarPP: syntactic 🍬 for programming in C++ The Community Links Meeting C++ Survey Meeting C++ 2020 Meeting C++ Online Burnout - Jens Weller - Meeting C++ 2019 secret lightning talks Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license PVS-Studio is now in Compiler Explorer! Free PVS-Studio for Students and Teachers

Rob and Jason are joined by Emery Berger from the University of Massachusetts Amherst. They first discuss updates to GCC and the September ISO mailing. Then they talk to Emery Berger about Performance tooling and how improvements in Performance should be measured. News New C++ features in GCC 10 September C++ ISO Mailing std::exchange patterns: Fast, Safe, Expressive and Probably Underused include Meeting C++2020 scholarship Links Plenary: Performance Matters - Emery Berger - CppCon 2020 Quantifying the Performance of Garbage Collection vs. Explicit Memory Management Stabilizer Coz Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license PVS-Studio is now in Compiler Explorer! Free PVS-Studio for Students and Teachers

Rob and Jason are joined by Jon Kalb. They talk about the first on-line CppCon conference and plans for the future. Links CppCon CppCon 2020 YouTube Playlist C++Now Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license PVS-Studio is now in Compiler Explorer! Free PVS-Studio for Students and Teachers

Rob and Jason are joined by Julia Reid, Sy Brand and Augustin Popa from Microsoft. They talk about the virtual CppCon, favorite talks and the virtual conference experience. Then they talk about some of the announcements being made by the Microsoft Visual C++ team during the CppCon conference talks. Links Microsoft C++ Team at CppCon 2020 C++ in Visual Studio Code reaches version 1.0! vcpkg: Accelerate your team development environment with binary caching and manifests A Multitude of Updates in Visual Studio 2019 version 16.8 Preview 3 Standard C++20 Modules support with MSVC in Visual Studio 2019 version 16.8 C++ Coroutines in Visual Studio 2019 Version 16.8 Debug Linux core dumps in Visual Studio Project OneFuzz: new open source developer tool to find and fix bugs at scale Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license PVS-Studio is now in Compiler Explorer! Free PVS-Studio for Students and Teachers

Rob and Jason are joined by David Olsen from NVIDIA. They first discuss the news from the ISO Committee that C++20 has been approved and work on C++23 will continue virtually. Then they talk with David about his work on NVIDIA's C++ compiler to run parallel algorithm code on the GPU and a proposal he's working on to introduce 16-bit floats to standard C++. News C++20 approved, C++23 meetings and schedule update If everyone hates it, why is OOP still so widely spread? New safety rules in C++ Core Check Links Accelerating Standard C++ with GPUs using stdpar P1467R4 Extended floating-point types and standard names Sponsors Clang Power Tools

Rob and Jason are joined by Oleg Rabaev. They first discuss some papers from the latest ISO mailing and a new feature in Microsoft's vcperf tool. Then they talk to Oleg Rabaev about Unit Testing methodologies and why it's important to write testable code. News 2020-08 mailing Introducing vcperf /timetrace for C++ build time analysis Question regarding optional virtual destructor in C++20 Links Bloomberg Blog Sponsors Clang Power Tools