CppCast

All episodes.

412 episodes · showing the newest 200

Efficient Programming with Components

Aug 19, 2021 59 min

Rob and Jason are joined by Justin Meiners. They first talk about a big boost library update, and whether Valgrind is still useful compared to sanitizers. Then they talk to Justin Meiners about Alex Stepanov, his contribution to the STL and some of his courses that are still relevant to today's C++ programmers. News Boost v1.77.0 Intel C/C++ compilers complete adoption of LLVM Valgrind - A neglected tool from the shadows or a serious debugging tool? Links Efficient Programming with Components - YouTube Playlist Efficient Programming with Components - Notes by Justin Meiners Merge with fewer comparisons (using goto) Sponsors C++ Builder

News and Catching Up

Aug 12, 2021 1 hr 0 min

Rob and Jason talk about C++ news, upcoming conferences, tooling updates and a bit about the C++ projects they work on in their day jobs. News NDC TechTown Keynote and Class CppCon Practical Performance Practices CppCon Big Update with Big Thanks for a Big Program You're Doing IoT RNG Remove nodiscard annotations from the standard library specification std::span is not zero-cost because of the ms abi /r/cpp - Does anyone ever use goto in their code? /r/cpp - Github actions to setup gcc/clang/mingw /r/cpp - Am I going to be burned at the stake for using basic_string as an integer array? ReSharper C++ 2021.2: Type Conversion Hints, Immutability Inspections, Inline Function Moving a project to C++ named Modules Sponsors PVS-Studio Learns What strlen is All About PVS-Studio podcast transcripts

Performance Tuning

Aug 5, 2021 59 min

Rob and Matt are joined by Denis Bakhvalov. They first talk about building Minesweeper in C++ with SFML and a paper on throughput prediction on intel microarchitectures. Then they talk to Denis about his blog, book and video series focusing on C++ performance, and his vision of the future tooling and techniques of writing performant C++ code. News Making the Classic Minesweeper Game using C++ and SFML Hot Reload support for C++ Applications Spdlog 1.9.1 released. Support for compile-time format string validation Accurate throughput prediction of basic blocks on recent intel microarchitectures Links easyperf.net Performance Analysis and Tuning on Modern CPUs Performance Ninja Course LLVM+CGO Performance Workshop - Performance Tuning: Future Compiler Improvements Proebsting's Law Sponsors PVS-Studio Learns What strlen is All About PVS-Studio podcast transcripts

STLab

Jul 29, 2021 59 min

Rob and Jason are joined by Sean Parent and Dave Abrahams. They first talk to Dave about his history with C++, Boost and the Swift programming language. Then they talk with Sean and Dave about Adobe's Software Technology Lab and their plans to focus on Concurrency in C++. News A Neat trick with consteval Constexpr memory allocation Comprehensive Catalog of C++ Books Links stlab stlab on GitHub Sponsors C++ Builder

HPX and DLA Future

Jul 22, 2021 59 min

Rob and Jason are joined by Hartmut Kaiser and Mikael Simberg. They first discuss some blog posts on returning multiple values from a function and C++ Ranges. Then they talk to Hartmut Kaiser and Mikael Simberg on the latest version of HPX, how easy it is to gain performance improvements with HPX, and DLA Futures, the Distributed Linear Algebra library built using HPX. News An Unexpected Article About Our Unicorn: Who Is the PVS-Studio Mascot? How to Return Several Values from a Function in C++ C++20 ranges benefits: avoid dangling pointers Links HPX HPX on GitHub HPX 1.7.0 released DLA Future on GitHub Sponsors C++ Builder

Improving Performance

Jul 15, 2021 59 min

Rob and Jason are joined by Ivica Bogosavljevic from Johny's Software Lab. They first talk about an open sourced 3d game engine and C++ documentation tools. Then they talk to Ivica Bogosavljevic from Johny's Software Lab where he writes about methods to improve performance in C++ applications. News Open 3D Engine Doc Tools for C++ Libraries CppCon 2021 call for submissions Second set of Meeting C++ AMAs Links Johny's Software Lab easyperf Sponsors PVS-Studio Team: Switching to Clang Improved PVS-Studio C++ Analyzer's Performance Beta-Testing of PVS-Studio Plugin for JetBrains CLion PVS-Studio podcast transcripts

Tipi.build

Jul 8, 2021 59 min

Rob and Jason are joined by Damien Buhl and Yannic Staudt from tipi.build. They first talk about a new text encoding library and whether const should be the default for variables. Then they talk about tipi.build, the Compiler-as-a-Service that understands C++ code and can build it without scripts. News Any Encoding, Ever - ztd.text and Unicode for C++ Should every variable be const by default? Reversing words of a string with ranges -#thatsarotate Links tipi.build Join tipi.build beta tipi.build blog @TipiBuild Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Date Processing Attracts Bugs or 77 Defects in Qt 6 COVID-19 Research and Uninitialized Variables

LFortran

Jul 1, 2021 59 min

Rob and Jason are joined by Ondřej Čertík from Los Alamos National Laboratory. They first talk about ISO Papers and Github's CoPilot AI programmer. Then they talk to Ondřej about LFortran, a modern LLVM based Fortran compiler that can compile Fortran code into C++. News June 2021 ISO Mailing C++ Library Include Times GitHub Copilot CppCon Field Trip Links LFortran Fortran Fortran Package Manager Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Date Processing Attracts Bugs or 77 Defects in Qt 6 COVID-19 Research and Uninitialized Variables

Regression Testing with Touca

Jun 25, 2021 59 min

Rob and Jason are joined by Pejman Ghorbanzade. They first talk about changes to the format library to enable better compile time errors, and some conference news from CppCon, C++ on Sea and NDC TechTown. Then they talk to Pejman about Touca, a new tool he's created for continuous regression testing. News Palanteer A quest for safe text formatting API C++ On Sea starting soon CppCon call for submissions NDC TechTown call for papers Links Touca Touca's vision for the future of regression testing Touca SDK on GitHub Sponsors Incredibuild

Modernizing DOSBox

Jun 18, 2021 59 min

Rob and Jason are joined by Patryk Obara. They first talk about in Visual Studio 2019 and a Trip Report from Herb Sutter on the Summer ISO meeting. Then they talk to Patryk Obara about the dosbox project itself and the dosbox staging repository where he's been working to modernize dosbox. News in Visual Studio 2019 v16.10 Trip report: Summer 2021 ISO C++ Standards meeting (virtual) Painless coroutines part 4 Links DOSBox Staging DOSBox Staging on GitHub DOSBOX Sponsors Incredibuild

DAW JSON Link

Jun 11, 2021 59 min

Rob and Jason are joined by Darrell Wright. They first talk about a gameboy emulator written by Ben Smith and a new regression testing tool. Then they talk to Darrell Wright about DAW JSON Link, his JSON serialization library. News FTXUI POKEGB gameboy emulator that only plays Pokemon blue (68 lines of C++) Automated regression testing with Touca Links DAW JSON Link on GitHub DAW JSON Link Documentation Sponsors C++ Builder

Incredibuild in the Cloud

Jun 4, 2021 59 min

Rob and Jason are joined by Dana Rochman and Amir Kirsh from Incredibuild. They first discuss conference news and a blog post from Andreas Kling. Then they talk to Dana and Amir about the latest from Incredibuild, including new support for accelerating builds in the cloud, and build caching. News C++ On Sea Schedule Core C++ I quit my job to focus on Serenity OS Full time 13 C++ Libraries To Watch Out For Links Incredibuild Sponsors C++ Builder

Spack

May 28, 2021 59 min

Rob and Jason are joined by Todd Gamblin and Greg Becker. They first discuss a documentation tool, a blog post about floating point numbers, and yet another post about ABI changes. Then they talk to Todd and Greg from Lawrence Livermore National Laboratory (LLNL) who both work on Spack, the popular open source package manager aimed at HPC. News Poxy: a Doxygen frontend with extra fancy Mostly harmless: An account of pseudo-normal floating point numbers Removing an empty base class can break ABI Links Spack Spack on GitHub Spack Tutorial Spack Slack Build all the things with Spack: a package manager for more than C++ - Todd Gamblin - CppCon 2020 Clingo: A grounder and solver for logic programs Build: Solving the Software Complexity Puzzle Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Date Processing Attracts Bugs or 77 Defects in Qt 6 COVID-19 Research and Uninitialized Variables

ABI Stability

May 21, 2021 59 min

Rob and Jason are joined by Marshall Clow. They first discuss some bugs Microsoft found using ASAN in open source projects, and new libraries. Then they talk to Marshall Clow, longtime maintainer of libc++, on his perspective on the C++ ABI, and why stability is important. News Finding Bugs with AddressSanitizer: Patterns from Open Source Projects RmlUI 4.0 Release Not Enough Standards, my C++17/20 library for cross-platform utilities Meeting C++ 2021 Announced Links What is an ABI, and Why is Breaking it Bad? - Marshall Clow - CppCon 2020 Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Date Processing Attracts Bugs or 77 Defects in Qt 6 COVID-19 Research and Uninitialized Variables

Djinni

May 14, 2021 59 min

Rob and Jason are joined by Harald Achitz. They first discuss performance updates for debug builds coming in the next version of Visual Studio. Then they talk about Djinni, the cross platform language binding generator tool initially developed by Dropbox that is now being supported by the C++ Mobile Development community. News 2x-3x Performance Improvements for Debug Builds Vcpkg site now has search Should we break ABI is the wrong question Links Djinni Djinni on GitHub Mobile C++ Slack C++ User Groups of Sweden C++ Community Organizers Sponsors C++ Builder

SonarSource Analysis Tools

May 7, 2021 59 min

Rob and Jason are joined by Loïc Joly from SonarSource. They first discuss compiler updates in GCC and MSVC as well as survey results of most used C++ features. Then they talk to Loïc about the SonarSource static analysis tools for C++, what sorts of bugs they discover, and what goes into creating a new analysis rule. News VS 2019 STL is C++20 feature complete GCC 11.1 Released Meeting C++ survey results: the most popular C++ standard features Links SonarSource The NeverEnding Story of writing a rule for argument passing in C++ Sponsors C++ Builder

Defer is better than Destructors

Apr 30, 2021 59 min

Rob and Jason are joined by JeanHeyd Meneide. They first discuss alternative operators in C++, upcoming virtual conferences and papers in the April ISO mailing. Then they talk to JeanHeyd about his work on the C and C++ committees, including embed, defer and more. News Just discovered C++ has keywords 'and'/'or'/'not' etc. Pure Virtual C++ April Mailing Links Defer Mechanism for C: The Movie p1967 Preprocessor embed - Binary Resource Inclusion p0052 Generic Scope Guard and RAII Wrapper for the Standard Library No Us Without You - elifdef and elifndef CoSy Tech Con Sponsors Incredibuild

ScummVM

Apr 23, 2021 59 min

Rob and Jason are joined by Eugene Sandulenko. They first discuss the announcement of Visual Studio 2022 and Facebook open sourcing a new machine learning library. Then they talk to Eugene Sandulenko all about ScummVM, how the project got started and more. News Visual Studio 2022 coming this summer Flashlight - a C++ standalone library for machine learning open sourced by Facebook 2021 Annual C++ Developer Survey "Lite" Links ScummVM Sponsors Incredibuild

C++Builder

Apr 16, 2021 59 min

Rob and Jason are joined by David Millington from Embarcadero. They first discuss a blog post on Thread Sanitizer and a very unique implementation of unique_ptr. Then they talk to David Millington from Embarcadero about C++ Builder, it's history and the state of the tool today. Including some of its extensions built into their version of Clang. News Eliminating Data Races in Firefox Mathematical constants in C++20 NFT backed implementation of std::unique_ptr Links C++Builder N1384 - PME: Properties, Methods and Events N1600 - C++/CLI Properties N1615 - C++ Properties -- a Library Solution Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Date Processing Attracts Bugs or 77 Defects in Qt 6 COVID-19 Research and Uninitialized Variables

Rigel Engine

Apr 9, 2021 59 min

Rob and Jason are joined by Nikolai Wuttke. They first discuss a blog post series from Raymond Chen on coroutines and the upcoming pure virtual C++ conference. Then they talk to Nikolai Wuttke about Rigel Engine, a modern C++ reimplementation of Duke Nukem II. News C++23: -> and :: to be replaced by . operator C++ coroutines: The mental model for coroutine promises Mutabah's Rust Compiler Pure Virtual C++ 2021 Conference Links Rigel Engine on GitHub Play Rigel Engine online Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Date Processing Attracts Bugs or 77 Defects in Qt 6 COVID-19 Research and Uninitialized Variables

One Lone Coder

Apr 2, 2021 59 min

Rob and Jason are joined by David Barr (aka javidx9). They first discuss Microsoft open sourcing calculator, an update to CMake and the March 2021 ISO Mailing. Then they talk to David about his YouTube channel, One Lone Coder, what inspired him to start it, and PixelGameEngine, the 2D game engine he works on with the One Lone Coder community. News Freestanding avr-libstdc++ Calc.exe is now open source Cmake 3.20.0 available for download ISO C++ March Mailing Links javidx9 - One Lone Coder YouTube Channel javidx9 - Twitch Channel One Lone Coder Community Sponsors C++ Builder

Event Streaming

Mar 19, 2021 59 min

Rob and Jason are joined by Alex Gallego. They first discuss blog posts from Visual C++ on Intellisense updates and a tutorial for programming Starcraft AI. Then they talk to Alex Gallego about Red Panda, the event streaming platform written in C++ that's compatible with the Kafka API. Episode Transcripts PVS-Studio Episode Transcripts News MTuner Intellisense Improvements In Visual Studio 2019 STARTcraft - Complete Beginner Starcraft: Broodwar AI Programming Tutorial with C++ / BWAPI STARTcraft Git source has a banned.h file that blocks use of certain C functions Links Vectorized.io RedPanda on GitHub The Kafka API is great; now let's make it fast! Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Date Processing Attracts Bugs or 77 Defects in Qt 6 COVID-19 Research and Uninitialized Variables

Reducing Memory Allocations

Mar 12, 2021 59 min

Rob and Jason are joined by Arnaud Desitter. They first discuss blog posts on parameter passing, fuzzing and push_back vs emplace_back. Then they talk to Arnaud Desitter about his successes improving application performance by reducing memory allocations found using heaptrack. Episode Transcripts PVS-Studio Episode Transcripts News Hacking on Clang is surprisingly easy Parameter Passing in C and C++ Fuzzing Image Parsing in Windows, Part Two: Uninitialized Memory Don't blindly prefer emplace_back to push_back Links Reducing Memory Allocations in a Large C++ Application - Arnaud Desitter [ C++ on Sea 2020 ] Reducing Memory Allocations in a Large C++ Application - Slides- Arnaud Desitter [ C++ on Sea 2020 ] heaptrack Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license The Evil within the Comparison Functions Top 10 Bugs Found in C++ Projects in 2020

The Old New Thing

Mar 5, 2021 59 min

Rob and Jason are joined by Raymond Chen from Microsoft. They first talk about Herb Sutter's virtual ISO Plenary Trip Report and some new features voted into the C++23 draft. Then they talk to Raymond Chen from Microsoft about his career working on Windows and the Old New Thing blog. News Trip report: Winter 2021 ISO C++ standards meeting (virtual) Learn C++, Qt and QML the easy way Links Raymond’s blog The Old New Thing. Here’s the post that made his July 4 family picnic a little more stressful Raymond is managing editor of the Windows Universal Samples and the Windows Classic Samples repos on GitHub. Here’s a YouTube playlist of Raymond’s One Dev Minute short videos. Raymond can be found on GitHub as @oldnewthing, and his necktie’s Twitter account is @ChenCravat. Sponsors Visual Assist

Vcpkg Registries

Feb 26, 2021 53 min

Rob and Jason are joined by Nicole Mazzuca from Microsoft. They first talk about a differential equation library, and modules support in build2 and meson. Then they talk to Nicole from Microsoft's vcpkg team about some new features in vcpkg to enable teams to host their own libraries. News Solving Differential Equations with LLVM Complete C++20 Modules Support with GCC in build2 Meson Build System 0.57.0 is out w/ experimental suport for C++ Modules, Qt6, ThinLTO and more Links Registries: Bring your own libraries to vcpkg Dependency Confusion: How I Hacked Into Apple, Microsoft and Dozens of Other Companies Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license The Evil within the Comparison Functions Top 10 Bugs Found in C++ Projects in 2020

Trading Systems

Feb 19, 2021 53 min

Rob and Jason are joined by Carl Cook from Optiver. They first talk discuss an announcement from Khronos that SYCL 2020 has been released, and a blog post from Microsoft on updates to the Visual Studio Code C++ extension. Then they talk to Carl Cook from Optiver about how they use C++ to power everything they do. News Khronos Releases SYCL 2020 for C++ Heterogeneous Parallel Programming VS Code C++ Extension: Cross-Compilation IntelliSense Configurations Modern C++ Tip of the Week Links Optiver Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license The Evil within the Comparison Functions Top 10 Bugs Found in C++ Projects in 2020

Going Cross Platform

Feb 12, 2021 53 min

Rob and Jason are joined by Sebastian Theophil from think-cell. They first talk discuss a blog post on building a 1 billion LOC project with the Threadripper 3990X and a browser extension for easily searching for C++ reference help. Then they talk to Sebastian about his teams efforts to port their Windows C++ codebase onto MacOS and some of the challenges they dealt with, as well as recent efforts to start porting some of the code into Web Assembly. News Threadripper 3990X: The Quest to Compile 1 Billions lines of C++ on 64 cores Looking for Approachable Open Source Projects to Contribute to C++ Search Extension v0.2 released Links think-cell: Join us as a C++ developer Windows, macOS and the Web: Lessons from cross-platform development at think-cell tcjs library for generating type-safe JavaScript bindings for C++/Emscripten Sponsors Visual Assist

Clang Power Tools and C++ Myths

Feb 5, 2021 53 min

Rob and Jason are joined by Victor Ciura. They first talk about different ways to filter a C++ container and a blog post on the Visual C++ blog from the Diablo 4 development team. They then talk to Victor about the Clang Power Tools plugin for Visual Studio which has recently been made free for both open source and commercial use. They also talk about C++ Myths. News 12 Different Ways to Filter Containers in Modern C++ More_concepts library Blizzard Diablo IV debugs Linux core dumps from Visual Studio Visual Studio's Native Debugging Framework Tutorial Links Next steps for Clang Power Tools C++ Mythbusting with Victor and Jason Sponsors Visual Assist

SOLID Design Principles

Jan 28, 2021 53 min

Rob and Jason are joined by Klaus Iglberger. They first talk about changes to make the Win32 API more accessible, some C++20 coroutine examples and ISO news. Then they talk to Klaus Iglberger about the SOLID design principles, why they still matter and what C++ developers should know about them. News Making Win32 APIs More Accessible to More Languages Motivated Examples for coroutines January 2021 ISO Mailing Links Breaking Dependencies: The SOLID Principles - Klaus Iglberger - CppCon 2020 Meeting C++ Training: Modern C++ Design Patterns CppCon 2020: Modern C++ Design Patterns Cpp On Sea: Modern C++ Design Patterns YOW! 2013 Kevlin Henney - The SOLID Design Principles Deconstructed Sponsors Visual Assist

Cheerp

Jan 21, 2021 53 min

Rob and Jason are joined by Alessandro Pignotti. They first talk about a linker project, a better assert for constexpr code. Then they talk about Cheerp, LeaningTech's C++ WebAssembly compiler, how it differs from emscripten, Cheerp optimizations and some of LeaningTech's other Cheerp products. News mold: A Modern Linker C++ Jobs Q1 A slightly better assert using C++20's is_constant_evaluated How can I write a C++ class that iterates over its base classes Links Cheerp Extreme WebAssembly 2: the sad state of WebAssembly tail calls CheerpX: a WebAssembly-based x86 virtual machine in the browser, Yuri Iozzelli CheerpX repl Sponsors Visual Assist

Priorities for C++23

Jan 15, 2021 53 min

Rob and Jason are joined by Corentin Jabot. They first talk about a Visual Studio blog post on performance improvements in the 'inner build loop', and a ray tracer built into CMake. Then they talk to Corentin about his work in the C++ ISO committee on the Library Evolution Working Group and his thoughts on what could and should make it into C++23. News f(t) Faster C++ Iteration Builds Ray Tracing in pure Cmake Is Zero a Butterfly? Links What is the standard Library P2172 - What do we want from a modularized Standard Library? 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

Open Frameworks and Creative Coding

Jan 7, 2021 1 hr 0 min

Rob and Jason are joined by Zach Lieberman, professor at MIT's Media Lab and co-founder of the School for Poetic Computation. They first talk about Herb Sutter's 2020 wrap up blog post and the ISO mailing from December 2020. Then Zach discusses Open Frameworks, a C++ toolkit he co-created 10 years ago for creative coding. Transcript Text Broadcast of CppCast 281 from PVS Studio News Firsts in 2020 Last 2020 ISO Mailing Links Open Frameworks Open Frameworks Book ofxAddons ShaderToy The Book of Shaders Graffiti Research Lab L.A.S.E.R Tag A Visual Journery Through Addiction Connected Worlds Vera Molnar: Pioneer of Computer Art Digital Harmony: The Life of John Whitney, Computer Animation Pioneer Muriel Cooper Sponsors Visual Assist

Goodbye 2020

Dec 31, 2020 1 hr 0 min

Rob and Jason are discuss various news articles, libraries and announcements on the last episode of 2020 before the new year. News Embo++ 2021 Runtime access to tuple elements YouTube C++ Series - Project from Scratch for C++ Beginners Bona - C++20 based modern file information viewer Concepts appreciation thread A new C++ Logging Library 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

TurtleBrowser

Dec 24, 2020 1 hr 0 min

Rob and Jason are joined by Patricia Aas from TurtleSec. They first talk about updates to a Web Assembly compiler Cheerp and an announcement for a new systems programming language conference. Then they talk to Patricia about her current project building a new web browser using modern C++, Qt 5 and the Chromium engine. They also discuss Patricia's consulting business and managing it during the pandemic. News Pointers are Complicated II, or: We need better language specs Cheerp 2.6 - compiling C++ to WebAssembly and JavaScript Why Another C++ (And More) Conference Links TurtleBrowser on GitHub Trying to build an Open Source browser in 2020 - Patricia Aas TurtleSec Sponsors Visual Assist

SerenityOS

Dec 17, 2020 56 min

Rob and Jason are joined by Andreas Kling. They first talk about the Qt 6.0 Release as well as another new C++ podcast that has been announced. They then talk to Andreas Kling about SerenityOS, the C++ Operating System he is building along with others in the Open Source community. News Qt 6.0 Released How to Make an Operating System using C++ New Channel from the JetBrains crew C++20 Published Links SerenityOS Serenity on GitHub Andreas Kling's YouTube Sponsors Visual Assist

Virtual Teaching and Plenary

Dec 10, 2020 56 min

Rob and Jason are joined by Patrice Roy. They first talk discuss JeanHeyd Meneide's blog post regarding ABI breakage in C and C++. Then they talk to Patrice Roy about his experience teaching C++ during the COVID pandemic, the first ISO Virtual Plenary and more. Transcript CppCast 277: Virtual Teaching and Plenary from PVS Studio News A Special Kind of Hell - intmax_t in C and C++ Lexy Clion 2020.3 Released Links Some Things C++ Does Right - Patrice Roy - CppCon 2020 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

Networking TS

Dec 3, 2020 56 min

Rob and Jason are joined by Robert Leahy. They first talk about an open source flappy bird clone and the C++ framework it was built with. Then they talk to Robert Leahy about the Networking TS that will hopefully be a major feature of C++23. Transcript CppCast 276: Networking TS Transcript from PVS Studio News A Small Open Source Game in C++ The C++20 initialization flowchart Error codes are far slower than exceptions Beman Dawes has passed away Links The Networking TS from Scratch: I/O Objects - Robert Leahy - CppCon 2020 N3747 - A Universal Model for Asynchronous Operations P2161 - Remove Default Candidate Executor 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

Fuzz Testing on the GPU

Nov 27, 2020 1 hr 4 min

Rob and Jason are joined by Artem Dinaburg and Ryan Eberhardt. They first talk about a new version of CMake that was just released, an interview with Bjarne Stroustrup and another month of new ISO papers. Then they talk to Artem and Ryan who talk about fuzz testing, including a new fuzz testing project being worked at Trail of Bits to enable fuzz testing on the GPU. News Cmake 3.19 available for download How C++ became the invisible foundation for everything, and what's next November Monthly Mailing Links Let's build a high-performance fuzzer with GPUs! The Relevance of Classic Fuzz Testing: Have We Solved This One? Vectorized Emulation: Hardware accelerated taint tracking at 2 trillion instructions per second DeepState - Parameterized Unit Testing Framework MCSema - Tool to translate binaries to LLVM bitcode Remill - Library of CPU instruction semantics Anvill - Tool to make translated bitcode look closer to what a compiler would emit Rellic - Translates LLVM bitcode to C using Clang's AST library 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

Concepts and Algorithm Intuition

Nov 19, 2020 59 min

Rob and Jason are joined by Conor Hoekstra. They first talk about new and updated libraries in Boost and Herb Sutter's trip report covering news from the recent virtual ISO plenary meeting where the first new features were voted into C++23. Then they talk to Conor about some of his recent conference talks on Algorithm Intuition and Concepts vs typeclasses. News Butano: a modern C++ high level engine for the GBA New Boost libraries in v1.75 Trip report: Autumn ISO C++ standards meeting (virtual) Links Conor's Conference Talks ADSP: The Podcast 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

Video Games, Robotics and Audio

Nov 12, 2020 59 min

Rob and Jason are joined by Joël Lamotte. They first talk about C++20 Modules support in GCC and MSVC and a micro benchmarking library. Then they talk to Joël about how he got involved in C++, and his experiences working on indie video games, robotics and his recent transition to the audio industry working on a web assembly powered website. News P0847R5 Deducing This C++20 Modules Compiler Code Under Review, Could still land for GCC 11 Criterion micro-benchmarking library A Tour of C++ Modules in Visual Studio Links Best of Klaim's Music on Soundcloud Glacierbound OST on Soundcloud HomeTeam GameDev Jellynote 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

Unicode Progress and C++/C Study Group

Nov 5, 2020 59 min

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

ThinLTO

Oct 30, 2020 52 min

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

Programming History, JIT Compilations and Generic Algorithms

Oct 23, 2020 53 min

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

Bazel

Oct 16, 2020 52 min

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

Meeting C++ 2020

Oct 9, 2020 48 min

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

Performance Matters

Oct 1, 2020 56 min

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

CppCon 2020 Wrapup

Sep 23, 2020 56 min

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

Microsoft Announcements at CppCon 2020

Sep 17, 2020 57 min

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

stdpar

Sep 10, 2020 46 min

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

Unit Testing

Sep 3, 2020 58 min

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